Statistics & Probability
Data analysis, probability distributions, hypothesis testing, and statistical methods.
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a museum is putting a new sculpture on display. the sculpture is 9 feet…
(a) $\frac{x}{9\ \text{ft}} = \frac{12\ \text{in}}{1\ \text{ft}}$ (b) 108 inches
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in the early-twentieth century, japanese immigrants were considered to …
First question: A. unassimilable Question 10: E. Both B and D.
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the band instant impact participated in a local talent show. they didnt…
praise Completed sentence: They didn't win, but they received praise from the event leader for their impressive performance.
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a cleaning solution is made of vinegar and water. complete the table be…
| Amount of vinegar (cups) | Amount of water (cups) | Total amount of cleaning solution (cups) | |--------------------------|------------------------|-----------------------------…
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a snack mix is made of mixed nuts and raisins. complete the table below…
| Amount of mixed nuts (cups) | Amount of raisins (cups) | Total amount of snack mix (cups) | |---|---|---| | 5 | 2 | 7 | | 15 | 6 | 21 | | 20 | 8 | 28 |
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write the ratio as a fraction in simplest form, with whole numbers in t…
$\frac{3}{7}$
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match each phrase to the question it answers. which phrase means the sa…
1. Which phrase means the same as nontraditional artworks? → experimental creations 2. Which phrase describes a nontraditional art style? → arranges pieces of colored pencils into…
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in a museum, there are 9 paintings for every 7 sculptures. (a) write th…
(a) $9:7$ (b) 28
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2. miss baker buys boxes of pencils for her students. each box has 12 p…
| Number of Boxes of Pencils | Calculation | Total Number of Pencils | |-----------------------------|-------------|--------------------------| | 3 | $3 \times 12$ | 36 | | 4 | $4…
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1 the legend blackbeard 1 edward teach was a famous english pirate in t…
1. C. put an end to 2. D. robbed people of their ships and gold, treasures, and weapons 3. The central idea of paragraph 2 is that Blackbeard died in November 1718 when the govern…
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a crew is building a sidewalk. it can build a length of 12 kilometers i…
(a) $\frac{L}{5} = \frac{12}{15}$ (b) 4 kilometers
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complete the parts below. write your answers as whole numbers or fracti…
(a) One unit rate: $\frac{1}{4}$ kilometers per day; Another unit rate: $4$ days per kilometer (b) 32 days
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(a) buying a 4 kilogram (kg) bag of coffee beans last week cost debra $…
(a) Cost for each kilogram: $\$6.60$ (b) $\$46.20$
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separation of powers scenario #6 president clinton’s half-brother, roge…
1. Who has the power to help his brother? The sitting U.S. President (Bill Clinton, at the time). 2. What is the power? The presidential power of clemency (specifically, commuting…
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7. a large pizza has a diameter of 45 cm. a medium pizza has a diameter…
a) $\$12$ b) $\approx \$0.0075$ per cm² c) $\$9$ d) $\approx \$0.0093$ per cm² e) The large pizza is the better deal.
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1 tuesday spirit week 1 it was spirit week at pine elementary, and each…
1. B. argued 2. D. wasn't bothered by Cindy's reaction 3. Frightening, terrifying
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inquiry worksheet: unit 6 vocabulary instructions use this worksheet to…
1. Annexed - E. Means a piece of land is accepted into the US 2. Ceded - D. Means a piece of land is given up 3. Demand - H. Amount of a resource wanted 4. Migration - G. Moving f…
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choose the best answer. what is the meaning of confederate debt repudia…
Any money loaned to the Confederacy or to individual Confederate states by means of bonds or outright loans was never to be repaid.
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2 andre ran 3.1 miles each day last week. this week he plans to increas…
1.9 miles
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compare the student text with the source. source: jim murphy, truce: th…
No, it is not plagiarized.
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read this excerpt from *the madeleine.* \i drink a second mouthful, in …
He can find the answers only by searching his mind.
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(1) the gradual warming trend will likely go on. (2) plains states will…
1. Blank spaces separate the stanza groups. 2. No 3. Yes; 2 4. Yes; 3 5. No 6. Stanza 1: The warming trend will continue. Stanza 2: Plains farmlands will turn to dust bowls, shrin…
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4. theoretical probability is? a) what should happen b) what will happe…
4. a) What Should happen 5. b) 3/4 6. c) 1/5 7. d) 1/8
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quizizz worksheets name probability class total questions: 20 worksheet…
1. a) 5/6 2. d) 1/3 3. d) What actually happens
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question 23 there are 6 seniors on student council. two of them will be…
Question 23: A. Combination; number of ways = 15 Question 24: D. Permutation; number of ways = 210 Question 25: A. 165
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question 20 a football coach is trying to decide: when a team is ahead …
C. P (win | regular) = 0.84 P (win | prevent) = 0.70 Conclusion: You are more likely to win by playing regular defense. --- ### Question 21
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question 17 this table shows how many sophomores and juniors attended t…
Question 17: A. 0.31 Question 18: A. 0.45 Question 19: A. 0.57, because 17 of the 30 days were clear
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question 13 at a car and truck dealership, the probability that a vehic…
Question 13: D. 0.40 Question 14: D. 0.50 Question 15: C. 0.18 Question 16: A. 0.48
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question 10 let event a = you buy a new umbrella on friday. which event…
D. You had a math test on Thursday. --- ### Question 11
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question 6 $p(a) = 0.60$, $p(b) = 0.30$, and $p(a \\text{ and } b) = 0.…
Question 6: A. 0.80 Question 7: D. The probability that a customer buys either a mouse or a reptile is 20%. Question 8: A. the probability of buying bread and cheese is 0.14 Quest…
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question 4 this venn diagram shows sports played by 10 students. let ev…
A. $\frac{7}{10}$ --- ### Question 5
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test (cst) 12.6.3: applications of probability question 1 you spin a sp…
1. C. {Y, P, R, B} 2. D. {robin, sparrow, pelican} 3. D. $\frac{7}{10}$
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question 9 at a game show, there are 7 people (including you and your f…
A. $_{5}C_{1}=5$ --- ### Question 10
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question 5 at a competition with 6 runners, 2 medals are awarded for fi…
Question 5: B. 30 Question 6: B. 120 Question 7: A. 7 Question 8: B. $\frac{8}{720}$
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1 pts what is the most likely meaning of innocuous as it is used in the…
First question: not harmful Second question: I sent away for a book that promised to make me rich, but a year later, I was as poor as ever. So much for that book's promises!
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quiz 12.5.3: permutations and combinations question 1 find the value of…
1. C. 720 2. C. 90 3. C. Combination; number of ways = 15 4. C. Permutation; number of ways = 120
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review the twelfth and thirteenth paragraphs. far and near 1. \come on …
It represents the way Nick and his sister are growing closer.
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question 7 a and b are independent events. $p(a) = 0.50$ $p(b) = 0.30$ …
Question 7: B. 0.50 Question 8: A. Buying socks and buying shoes are dependent events. Question 9: C. On Kudzu, being female and being green are independent events. Question 10: B…
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far and near 1 \come on in!\ said annisa. she was holding the door open…
He and his sister don't know each other very well.
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question 4 eight people were asked if they have a brother or sister. th…
A. Of the 4 people who have a sister, 1 of them also has a brother. --- ### Question 5
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quiz 12.3.3: conditional probabilityquestion 1which situation involves …
1. D. The probability that you win the second round of a game given that you won the first round 2. C. The probability that the second dart hits the center given that the first da…
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which of these expressions is equivalent to $15 \\div 0.9$?$1.5 \\div 9…
150 ÷ 9
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2 a scientist measures the height, $h$, of a tree each month, and $m$ i…
## Question 2 a. Yes, $h$ is a function of $m$. b. No, $m$ is not a function of $h$. ## Question 3 a. Yes, $b$ is a function of $d$. b. $d$ (number of days) c. $b = 10000 \cdot 3^…
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practice 1. omars mother brings him a bowl of carrots as a snack. at fi…
The graph has three segments: 1. A horizontal line at $y=C$ (starting at the y-axis, $x=0$) for the initial period where Omar does not eat any carrots. 2. A stepwise downward-slop…
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20. what is the probability of rolling 15 with a pair of dice? a) likel…
b) impossible
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probability | quizizz17. what is sample space?a) a single outcome or gr…
17. b) a list of all possible outcomes of an event 18. d) 18 combinations 19. b) equally likely
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for questions 7 and 8, draw the normal distribution curve, then answer …
### Question 7 a) 99.7% b) 15.87% c) 85 scores ### Question 8 a) 84.13% b) 81.85% c) 52.28% ### Question 9 Approximately 10 employees ### Question 10 Approximately 1717 students
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probability | quizizz 14. a compound event is... a) an event that direc…
c) when 2 or more independent events work together
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chance 2/1/2024, 8:25 am probability | quizizz 13. you pick a marble fr…
c) 3/5
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probability | quizizz 8. which shows the sample space for flipping two …
8. c) HH, HT, TH, TT 9. a) 3/20 10. a) ⅙ × ½ = 1/12 11. c) 96 12. d) TW, TM, CW, CM, PW, PM
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current skill ! 2 penalties which phrase below is best described by a p…
27 yards above sea level
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which question cannot be answered by the solution to the equation $3x=2…
D. A team has 27 players, and 10 of them are in a group. The coach splits the players into 3 groups to practice skills. How many students are in each group?
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mode(s) = ______ mode(s) = ______ directions: find the mean absolute de…
### Problem 3: MAD = 2, Variance $\sigma^2 = \frac{38}{7} \approx 5.43$, Standard Deviation $\sigma \approx 2.33$ ### Problem 4: MAD = 8.8, Variance $\sigma^2 = 97$, Standard Devi…
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from unit 5, lesson 14 in football, the team that has the ball has four…
A. 8, -3, 4, 21 C. 2, 16, -5, -3 D. 5, -2, 20, -1
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instructions read the question carefully and select the best answer. wh…
C. noun I cortex
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here is a data set: 4.97 5.04 4.64 3.53 5.18 5.38 5.21 3.97 3.97 5.09 4…
| Data range | Frequency | |------------------|-----------| | $[3.50, 3.74]$ | 1 | | $[3.75, 3.99]$ | 3 | | $[4.00, 4.24]$ | 1 | | $[4.25, 4.49]$ | 3 | | $[4.50, 4.74]$ | 4 | | $[…
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12. vik wrote the equation $470 \\cdot h = 3,008$, where $h$ is the num…
$h = 6.4$ hours ---
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unit rate practice & problem solving leveled practice in 7-9, solve the…
2.4 minutes
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here is a data set: 206 203 108 136 112 107 170 53 171 197 171 185 122 …
| Data range | Frequency | |------------|-----------| | [50, 74] | 1 | | [75, 99] | 2 | | [100, 124] | 4 | | [125, 149] | 5 | | [150, 174] | 7 | | [175, 199] | 4 | | [200, 224] | …
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en un pueblo pequeño con universidad, la población cambia mucho según l…
$\frac{P(180)-P(20)}{160}$
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write a quadratic regression equation for the following data, rounding …
$y = -1.98x^2 + 89.09x - 463.33$
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a. $h(3.7)=0$ a. el punto (3.7, 0) representa que a los 3.7 segundos de…
a. a horizontal intercept b. none of these
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1. comrade(noun) 2. acquire (verb) 3. laborious(adjective) 4. sturdy (a…
1. **comrade** - Definition: A close friend or fellow group member, especially one who shares a common goal - Part of speech: Noun - Synonym: Ally - Antonym: Enemy - Sentence: The…
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una pelota unida a un resorte rebota hacia arriba y hacia abajo. el grá…
a. El punto $(3.7, 0)$ representa que a los 3.7 segundos de soltar la pelota, su altura coincide exactamente con la altura de la cabeza de la persona (0 pulgadas de diferencia). S…
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approximately how many loaves will each person get? between 1 and 2 loa…
$5\enclose{longdiv}{7}$
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yusuf has 7 loaves of matnakash left after a holiday dinner. he divides…
B. Between 1 and 2 loaves
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question 7 linear functions when a new charter school opened in 1999, t…
1. $N(t) = 550 + 40t$ 2. $N(t) = 550 - 48t$ 3. $N(t) = 550 + 16t$ 4. $N(t) = 550 - 9t$ 5. $N(t) = 550$ 6. $N(t) = 550 + 10t$
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analyzing means of random samples helena is in charge of selling ticket…
Homeroom mean: 16.0 Drama club sample mean: 22.5 Approximate total tickets sold: 1687.5
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sample response: jeremy did not make a good inference. the ratio is not…
No, Jeremy did not make a good inference. The ratio is not in proportion. There is possible bias in the data sample.
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using a proportion when jeremy surveyed thirty 7th-grade students at th…
No, this is not a good inference. Based on the survey proportion $\frac{2}{15}$, the expected number of 7th-grade students who did not read any books in July is approximately 27, …
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use functions, $f(x)$, $g(x)$, $h(x)$ and $p(t)$ to answer the question…
$f(-1)=1$ $x=2$ $g(73)=52$ $x=28$ $h(3)=-57$ $x=-12$ $p(111)=111$ $t=108$
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finding the ratio from a table jeremy wants to start a 7th-grade summer…
$2:15$
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determining appropriate sampling techniques the basketball players at r…
The second sampling method (6th–8th graders) is the most representative.
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test prep fill in the bubble next to the correct answer 7 which number …
7. 57 8. 71 9. 64 books 10. 13 teddy bears 11. 46 12. 68 13. 39 14. 76
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30 ants are on a log. then 60 more join them. how many ants are on the …
90 ants are on the log
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on the back! 4. a student has 3 stamps that are $1\\frac{1}{4}$ inches …
The line plot will have: - Horizontal axis labeled with $1\frac{1}{4}$, $1\frac{2}{4}$, and $1\frac{3}{4}$ inches - 3 X's above $1\frac{1}{4}$ inches - 5 X's above $1\frac{2}{4}$ …
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complete the equation describing how x and y are related. | x | y | | -…
2
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optional - ungraded ch 3 practice quiz score: 9/40 answered: 3/7 questi…
Calculate $P(56)$: The profit from selling 56 bottles of water is 42.88 dollars. Find $x$ when $P(x)=66.4$: The profit from selling 80 bottles of water is 66.4 dollars.
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7 write each of the following fractions where they belong on the number…
From left (closest to 0) to right (closest to 1): $\frac{1}{4}$, $\frac{2}{5}$, $\frac{1}{2}$, $\frac{2}{3}$, $\frac{9}{10}$
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2 bill plants 10 seeds in a garden. then he plants 60 more seeds. how m…
Equation: $10 + 60$ Bill plants 70 seeds.
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assessment practice 23. higher order thinking a car is traveling 25 mil…
23. $\frac{110}{3}$ or approximately 36.67 feet per second 24. 3 inches 25. 8 pt = 1 gal, 1.5 gal = 6 qt, 1.5 gal = 24 c
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1 tommy sees 30 carrots. earl sees 20 carrots. how many carrots do tomm…
They see 50 carrots.
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complete the equation describing how x and y are related. | x | y | |--…
3
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18. at a pizza shop, you can choose thick or thin crust, red or white s…
### Tree Diagram Structure: ``` Start ├─ Thick Crust │ ├─ Red Sauce │ │ ├─ Pepperoni │ │ ├─ Cheese │ │ └─ Vegetarian │ └─ White Sauce │ ├─ Pepperoni │ ├─ Cheese │ └─ Vegetarian └─…
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what is the y-intercept of the function in the data table below? $x$ $f…
d. 2
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think: the gift of the magiassigned by: erin radkedue: feb 12, 2026 11:…
Della wants to buy Jim a special Christmas present because she loves him deeply and wants to give him a meaningful gift. She is so dedicated to this that she sacrifices her belove…
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on the right are four functions, each using one of the function represe…
$f(-1)=2$ $x=2$ when $f(x)=-1$ $g(72)=-203$ $x=-3$ when $g(x)=22$ $h(3)=70$ $x=8$ when $h(x)=203$ $p(11)=45$ $x=7$ when $p(x)=56$
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name: what is $f^{-1}(9)$? | x | f(x) | |----|----| | 4 | 9 | | 9 | 14 …
4
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complete the equation describing how x and y are related. | x | y | |--…
$-1$
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24. one card from a deck of cards is selected, it is replaced, and anot…
$\frac{1}{4}$
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5. the price of the book was marked up by 70%. if the original price of…
1. The new price of the book after markup is $\$34$ 2. The percent increase of the insect bite diameter is $25\%$
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one account increased in value one year by 28% and decreased in value t…
-4
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25. daniel drew a toy from the treasure chest with 25 different toys. h…
$\frac{1}{625}$ or 0.0016
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optional - ungraded ch 3 practice quizscore: 6/40 answered: 2/7question…
$C(x)=11x + 102$ In the year 2011, tuition will be $\$333$ per credit hour. In the year 2017, tuition will be $\$399$ per credit hour.
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example 2 5. music the scatter plot shows the number of cds in millions…
a. $y = -328.275x + 3142.15$ b. About 187.68 million CDs (or 187.675 million CDs)
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complete the equation describing how x and y are related. | x | y | |--…
$-3$
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name time & fraction review page 2 of 2 5 on each square, fill in a fra…
## For question 5 (example is given, valid answers for a, b, c): a. $\frac{1}{4} < \frac{1}{2}$ b. $\frac{1}{3} < \frac{1}{2}$ c. $\frac{2}{5} < \frac{1}{2}$ ## For question 6 (va…
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you can measure the amount of overlap of two data sets by comparing the…
1. The difference in the medians is $\boldsymbol{4}$ minutes. 2. The difference in the medians as a multiple of the IQR is $\boldsymbol{0.8}$ times the IQR.
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each friend receives $\frac{5}{10}$ 2. $\frac{2}{5}$ kilogram of soil f…
Yes, 1 kilogram of soil can fit in the container. The full container can hold $\frac{6}{5}$ (or 1.2) kilograms of soil, which is more than 1 kilogram. --- ### For Question 3:
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pendent and dependent events. 23. the letters of the alphabet are writt…
$\frac{21}{676}$