統計と確率
データ分析、確率分布、仮説検定、統計手法。
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ages 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 the…
C. 8
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weights of cats (in pounds) the weights of 9 different cats, in pounds,…
B. 7
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7. the table shows the relationship between the different colors needed…
- Part - to - part ratio (Blue to Red): $10:6$ (or simplified $5:3$); Part - to - whole ratio (Blue to Total): $10:16$ (or simplified $5:8$) - Unknown values: - When Blue = 15 fl …
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5. adrian decorated 16 cupcakes in 28 minutes. if he continues at this …
98 minutes
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3. the world record for the most number of speed skips in 60 seconds is…
83
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the line lengths in the \my father is a simple man\ poem are irregular.…
D. The poem is meant to reflect daily life, which is irregular and varied.
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8. reasoning how can you find the slope of the line that passes through…
The slope is calculated using the formula \( m=\frac{y_2 - y_1}{x_2 - x_1} \). Substituting \((x_1,y_1)=(0,0)\) and \((x_2,y_2)=(2,4)\), we get \( m = \frac{4 - 0}{2 - 0}=2 \). So…
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read the \abridged letter from birmingham jail\ in its entirety and ans…
In his opening paragraph, Martin Luther King, Jr. chooses to respond to the clergymen’s statement (even though he “seldom answers criticism”) because he respects their “sincere go…
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check your reading: \my father is a simple man\ what does this mean? th…
A. The father is honest and straightforward.
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23. apply math models mr. marion buys these tickets for his family to v…
The cost of each ticket is \$52.5. The equation is \( 4x = 210 \) and the solution is \( x = 52.5 \).
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samir and jillian share a phone plan. each month they can use a combine…
Jillian: 7.12 GB
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1. solve $\frac{2}{3} \\times \frac{3}{5}$
$\frac{1}{2}$
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1. jayden’s snow cone machine makes 3 snow cones from 0.5 pound of ice.…
30
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6. a skyscraper in dubai is 2,722 feet high. a news station antenna in …
The height of the news station antenna is 2063 feet.
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10. a bag contains 3 red marbles and 2 blue marbles. one marble is draw…
Simplified Fraction: $\frac{3}{10}$ Percent: $30\%$
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9. time taken to complete an online task under 30s over 30s use the box…
A) 18 B) 25% C) 8
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8. coach reese is recording the number of sit ups her student do in 2nd…
Range of the boys: 43 Median of the girls: 26
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7. 5 different moisturizing face masks from ulta cost: $8.00, $4.75, $5…
Mean: $\$5.70$ Median: $\$5.00$ IQR: $\$2.75$
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4. a proportional relationship shows hours worked (x) and money earned …
12
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6. on a spinner, there are 10 equal spots, numbered 1-10. what is the p…
Simplified Fraction: $\frac{1}{100}$ Percent: $1\%$
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5. a jar contains 2 caramels, 7 mints and 16 dark chocolates. what is t…
Simplified Fraction: $\frac{4}{75}$ Percent: $5.33$%
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3. what is the probability of a person ordering juice and white bread w…
2. $\frac{1}{24}$ 3. $\frac{1}{12}$
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mixing real - world and mathematical problems related to systems of equ…
The system of equations is \( \begin{cases} y = 9 + 1.25x \\ y = 7.50 + 1.75x \end{cases} \) ### Second Problem (Sarah and Aaron's Money)
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model it complete the problems about representing proportional relation…
The grams of catnip is directly proportional to the number of toys, with a constant rate of 3 grams per toy (i.e., grams of catnip = 3 × number of toys). ### Part c: Unit Rate and…
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what is the ratio of hexagons to circles? image of shapes: circle, hexa…
3:2
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what is the ratio of circles to stars? ● ★ ● ● ● ● write your answer as…
5/1
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what is the ratio of squares to total shapes? five orange squares and o…
5:6
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graph \\(\\frac{2}{4}\\) and \\(\\frac{1}{4}\\) on the number line. (an…
- $\boldsymbol{\frac{1}{4}}$ is plotted at the first equal division mark to the right of 0. - $\boldsymbol{\frac{2}{4}}$ (or $\frac{1}{2}$) is plotted at the second equal division…
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graph \\(\\frac{2}{5}\\) and \\(\\frac{2}{10}\\) on the number line. \\…
$\frac{2}{5} > \frac{2}{10}$ *(For the number line graph: Mark a point at $\frac{2}{10}$ (the third tick mark after 0) and a point at $\frac{4}{10}$ (the fifth tick mark after 0) …
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graph \\(\\frac{3}{4}\\) and \\(\\frac{3}{8}\\) on the number line. 0 \…
Graph: Mark a point at $\frac{3}{8}$ and a point at $\frac{6}{8}$ (equivalent to $\frac{3}{4}$) on the given number line. Inequality: $\frac{3}{4} > \frac{3}{8}$
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graph \\(\\frac{7}{6}\\) and \\(\\frac{6}{6}\\) on the number line. num…
$\frac{7}{6}>\frac{6}{6}$ (Note: To complete the graph, place a mark at the position labeled 1 (for $\frac{6}{6}$) in addition to the existing mark at $\frac{7}{6}$.)
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graph \\(\\frac{4}{5}\\) and \\(\\frac{4}{10}\\) on the number line. (n…
Graph: Mark a point at $\frac{4}{10}$ and a point at $\frac{8}{10}$ (equivalent to $\frac{4}{5}$) on the given number line. Inequality: $\frac{4}{5} > \frac{4}{10}$
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graph \\(\\frac{3}{5}\\) and \\(\\frac{3}{10}\\) on the number line. (n…
$\frac{3}{5} > \frac{3}{10}$ *(For the number line graph: Plot $\frac{3}{10}$ at the marked green point, and plot $\frac{3}{5}$ (which is $\frac{6}{10}$) at the tick labeled $\fra…
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mr. santiago recorded the scores on a math quiz. scores on the math qui…
14 students
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a football fan counted how many touchdowns some players made. football …
17 players
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some students wrote poems for a contest. writing poems how many student…
14 students
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shawn wrote down the number of times his classmates drew a number betwe…
26 students
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an italian restaurant counted how often its customers ate pizza last mo…
23 customers
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an art instructor kept track of how many pictures his students painted.…
8 people
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professor larsen looked at the scores from the last quiz. scores on the…
9
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a tennis fan counted the number of matches won by his favorite players …
24 players
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the brady senior care center kept track of how often its residents got …
13 residents
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steve kept track of the scores on his favorite radio quiz show. scores …
1
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a baseball fan counted the number of runs that players scored last seas…
18 players
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some students were surveyed about how many pairs of sandals they own. p…
7 students
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prologue chorus: two households, both alike in dignity, in fair verona …
1. Verona 2. They are long-time enemies/foes with an ancient grudge. 3. It refers to lovers whose relationship is doomed by fate. 4. The lovers took their own lives. 5. The tragic…
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9. \\(\\frac{8}{15} \\div \\frac{4}{5}\\)
$\frac{2}{3}$
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it is much safer to be feared than loved, when, of the two, either must…
He uses deductive reasoning because he introduces a conclusion and proves it with evidence
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5. \\(\\frac{9}{16} \\div \\frac{3}{4} \\times \\frac{2}{13}\\)
$\frac{3}{26}$
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11. choose the correct numbers from the box below to complete the subtr…
The minuend is \( \boldsymbol{\frac{4}{5}} \) and the result is \( \boldsymbol{\frac{1}{20}} \), so the subtraction sentence is \( \frac{4}{5}-\frac{3}{4}=\frac{1}{20} \)
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i say that the nobles ought to be looked at mainly in two ways: that is…
C. The use of academic language gives the text a serious and instructive tone.
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therefore, one who becomes a prince through the favour of the people ou…
The argument relies on logical evidence in the form of a historical example to draw a general conclusion that supports the claim.
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3. complete each table using the equation that represents the relations…
- The equation \( \boldsymbol{y = 4x} \) is directly proportional (since \( \frac{y}{x}=4 \) constant) and \( \boldsymbol{y=\frac{4}{x}} \) is inversely proportional (since \( xy …
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mount fuji the tallest mountain in japan is mount fuji. it is 12,388 fe…
C. Japan’s tallest mountain is 12,388 feet tall. It is actually a volcano that has not erupted in over 300 years. ### Question 2
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carry out each calculation and give the answers using the proper number…
\(26.6\) (or \(27\) if considering significant figures strictly) ### Part 2 of 2
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greatest common factor maze! directions: find the gcf of each set of nu…
# Explanation: ## Step1: Calculate GCF of 15,40 Prime factors: $15=3\times5$, $40=2^3\times5$ GCF is the shared prime factor: $\gcd(15,40)=5$ ## Step2: Calculate GCF of 12,64 Prim…
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at a concert, the band has 35 mens t - shirts and 49 womens t - shirts.…
7
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32. cm to mm. be sure your answer has the correct number of significant…
\(320\ \text{mm}\)
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part 3 of 4 $7.640 \\times 10^{-5} = \\square$ part 4 of 4 $8.044 \\tim…
### Part 3 of 4 # Explanation: ## Step1: Recall scientific notation to decimal conversion To convert \(7.640\times 10^{-5}\) to decimal, we move the decimal point 5 places to the …
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convert each number to its standard form. part 1 of 4 $22 \\times 10^{7…
220000000 ### Part 2 of 4
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homework 1 question 6 of 17 (1 point) | question attempt: 1 of 3 part 2…
\(0.022 = \boldsymbol{2.2}\times10^{\boldsymbol{-2}}\) ### Part 3 of 3
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write each number in scientific notation. be sure each of your answer e…
\(1.258\times 10^{5}\)
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carry out each calculation and give the answers using the proper number…
\(20.0\) (or \(20\), depending on significant figures, but the simple multiplication gives \(20.0\))
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carry out each calculation and give the answers using the proper number…
$3.46\times10^{-5}$ (or 0.0000346)
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carry out each calculation and give the answers using the proper number…
s: ### Part 1 of 2
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part 3 of 4 0.9039; \\square significant figures part 4 of 4 804; \\squ…
4 ### Part 4 of 4
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how many significant figures does each number contain? part 1 of 4 74.5…
3 ### Part 2: 6500000
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which of the following describes the distribution if the mean and the m…
The values have been distributed evenly. (The option: The values have been distributed evenly)
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part 2 of 3 determine if the following if an example of an exact number…
Exact
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a new car is purchased for 15000 dollars. the value of the car deprecia…
$3156.84$ dollars
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a new car is purchased for 28,800 dollars. the value of the car depreci…
$V = 28,800(0.934)(0.934)$
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the graph shows roys total distance traveled during a portion of his dr…
For segments A and E, Roy's total distance traveled is **increasing**. Since these segments are linear, this means that Roy's speed is **constant** during these periods of time. S…
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38) driving under the influence of intoxicating beverages means: a) dri…
C) A driver’s senses and judgment are impaired by alcohol
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definition the use of words to express something other than and especia…
○ Irony
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ms. rosie wants to find out the most popular brand of whitening soap so…
B. mode
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ms. rosie wants to find out the most popular brand of whitening soap so…
B. mode
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what is the mean value of group b? 2 points the table represents the ra…
17.8
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in a frequency distribution, the median class is__. the class interval …
the class interval containing half of the total frequency
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what is the median class? 2 points the table shows the result of thirty…
C. 50-59
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convert 0.068 to a fraction in simplest form and a percent. answer atte…
Fraction: $\frac{17}{250}$ Percent: $6.8\%$
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mai exercised from 3:25 p.m. to 3:51 p.m. how long did she exercise? wr…
26
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hints the word “flung a menace”: something that is “flung” is thrown ha…
1. A. "With threatening tunes and low,—" 2. B. The bolts of lightning seem to be dangerously alive. 3. The two forms of figurative language are personification and metaphor. These…
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5-39. if you used a random number generator for the numbers from 1 thro…
1. $\frac{2}{5}$ 2. $1$ 3. $\frac{9}{20}$ 4. I used theoretical probability: first identify the total number of possible outcomes (20 numbers total). For each event, count the num…
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part 2 q8*. count in hundreds. 100, 200, 300, _______, _______, _______…
Q8: 400, 500, 600 Q9: 8000, 9000, 10000 Q10: 79 Q11: 315 Q12: twenty Q13: eight hundred Q14: Colour 1 disc labeled 1000, 3 discs labeled 100, and 2 discs labeled 10
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question 5 of 10 read this excerpt from common sense: wherefore, since …
C. Pathos
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5-38. a better chance of winning each of the problems below describes t…
| Round | Probability for Game I | Probability for Game II | Winning Game | |-------|------------------------|------------------------|--------------| | a. | $\frac{2}{5}$ | $\fra…
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what does the suffix -ist mean in the word optimist? among the three si…
one who does or believes something
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what is the correct meaning of the word quip? she never hesitates to de…
wisecrack
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kira bought 9 chocolates. rita bought 5 times as many chocolates as kir…
45
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for the following set of numbers 13, 16, 12, 11, 8, 14, 12, and 18, whi…
mean>median>mode (the option with this text)
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all of the following are correct except: 1 point the mean is known as t…
The option with the incorrect statement is: The extreme value is likely to change the median more than the mean of a sample.
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question find the domain of the function defined by the table below. ex…
{ -5, 1, 3, 4, 5, 6, 8 }
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a. for the following relation, the input, x is the age of boys and the …
### Part 1: Table Representation # Explanation: ## Step1: Identify x and y values The relation is \(\{(5, 3), (4, 3), (3, 3), (2, 3), (1, 3)\}\). So \(x\)-values are 5, 4, 3, 2, 1…
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do pregnant women give birth the week of their due date? you are a rese…
### Part (a) #### Step 1: Determine the Sample Size The sample consists of 40 women, so the sample size \( n = 40 \). #### Step 2: Find the Point Estimate The point estimate of th…
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use the table to answer the question. this table shows value of f(x) fo…
$f(x)=2500\cdot(1.05)^x$
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daily word problems wednesday-week 8 maria is proud of her seashell col…
45
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daily word problems wednesday-week 8 maria is proud of her seashell col…
45
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there is a number line and some multiplication operation cards (×9/5, ×…
The correct multiplier is \( \times \frac{9}{5} \) (the first multiplier option).
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11. bob is planning an upcoming trip to nairobi, africa. he knows that …
a. 11 b. (Venn diagram: Left circle (Malaria) has 10 in non-overlap, overlap has 11, right circle (Typhoid) has 4 in non-overlap, outside both has 75) c. No, the events are not in…
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there are number lines with marked points (-10,20,40), (-10,30,50), (-1…
72