Statistik
Datenanalyse, Wahrscheinlichkeitsverteilungen und Hypothesentests.
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question 24 for the following distribution of quiz scores, how many ind…
A. 4
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question 23 find each value requested for the set of scores in the foll…
a. $N = 13$ b. $\sum X=42$ c. $\sum X^{2}=164$
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question 21 in a grouped frequency distribution table, the bottom value…
Question 21: False Question 22: 34.5 and 39.5 Question 23a: 7 Question 23b: 31 Question 23c: 139
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check here for instructional material to complete this problem. evaluat…
$12.545$
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question 19 for the scores in the following table, what is the value of…
21
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question 17 for the following data, n = 4 2 3 3 2 1 1 2 o 8 o 10 o 20 o…
Question 17: 8 Question 18: B. positively skewed
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check here for instructional material to complete this problem. evaluat…
$484$
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for the following situation, find the average monthly expense that you …
$178.67$
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the participants in a research study self - report their sleep quality …
ordinal ### Question 2
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word meaning in the preface to a dictionary of the english language qui…
D. pure, genuine
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for the following situation, find the average monthly expense that you …
$86$
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word meaning in the preface to a dictionary of the english language qui…
explains words' origins and variations.
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question 12 for statistical purposes, there usually is not much reason …
Question 12: B. False Question 13: B. 45 Question 14: D. 13
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read the excerpt from samuel johnsons preface to a dictionary of the en…
He studies the diction of everyday speech
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for the following situation, find the average monthly expense that you …
$2362.50$
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question 4 a characteristic, usually a numerical value, which describes…
Question 4: B. statistic Question 5: C. a parameter and a population
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question 2 to determine the size of a difference between two individual…
Question 2: True Question 3: True
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this line plot shows data about trails in a state park. what is true ab…
More than half the trails are 4$\frac{1}{2}$ kilometers or shorter.
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this line plot shows the number of hours students in a class spent stud…
- The same number of students spent 4 hours as spent 5 hours studying. - The greatest number of students studied for $4\frac{3}{4}$ hours.
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which data set matches the line plot? hours spent on chores per week da…
1, 1, 1, 1, $1\frac{1}{2}$, $1\frac{1}{2}$, 2, 2, 2, 2, 2, 2, 2, $2\frac{1}{4}$, $2\frac{1}{4}$, $2\frac{1}{4}$
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what does the orange dot stand for on this line plot? number of fluid o…
It stands for one bottle that holds $10\frac{1}{2}$ fluid ounces of shampoo.
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open - ended problem: w respond fully to the open - ended question that…
Mean: approximately 76.86 Median: 72 Mode: 72 Range: 43
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10. peggy’s scores on her french tests are 95, 93, 79, 90, 85, 93, 85. …
d) 100
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jay is researching for his oral presentation about the lack of recyclin…
- the steps Yasmin took to convince the council to pass the ordinance - what information Yasmin presented to change the council's mind - Yasmin's purpose in attending the town hal…
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for #8 - 9: the chart shows the times for the 1 mile run for a group of…
8. b) 3 9. b) 3
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so far have i been from any care to grace my pages with modern decorati…
1. The word "pure" can help determine the meaning of "undefiled". 2. "Decorations" means modern elements added to pages. 3. "Studiously" means with great care or diligence.
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7. refer to the data for ms. susie’s class in problem #6 above. a new s…
c) mean and median decrease, mode is unchanged
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which of the following paired adjectives best describe brandon simmons …
D. smart and mean
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it is the fate of those who toil at the lower employments of life, to b…
failure
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it is the fate of those who toil at the lower employments of life, to b…
"disgraced"
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8. (4:05 p.m.) son las cuatro y cinco de la tarde. 9. (12:00 a.m.) es l…
9. medianoche 10. quince 11. dos 12. veinticinco 13. siete 14. noche
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your family moved to a tropical climate. for the first year, you record…
d) The mean, mode, median and range will double.
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read the excerpt from roosevelts \four freedoms\ speech. i have called …
If Americans feel it is right to enter the war, it only makes sense that they will have to pay more in taxes to cover the costs.
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read the excerpts from roosevelts \four freedoms\ speech and lincolns \…
preserving freedom far into the future
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read the excerpt from roosevelts \four freedoms\ speech. a part of the …
claim
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read the excerpts from roosevelts \four freedoms\ speech and lincolns \…
make sacrifices for democratic principles
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read the excerpt from roosevelts \four freedoms\ speech. a part of the …
It introduces the claim that patriotic Americans should be willing to sacrifice and pay extra taxes.
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4. calculate the mean for the following set of data: {\\frac{1}{4}, \\f…
c) $\frac{5}{4}$
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use the table below to answer the question. if the temperature in janua…
a) $5^{\circ}F$
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2: what were some compromises made to get the us constitution ratified …
2. The Great Compromise created a bicameral legislature with different representation rules for small and large states. The Three - Fifths Compromise counted three - fifths of sla…
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interpret the y - intercept, if appropriate. select the correct choice …
E. It is not appropriate to interpret the y-intercept.
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an 8 - sided die with faces labeled 1 to 8 will be rolled once. the 8 p…
(a) Event A: Check 3, 4, 5, 6, 7, 8; Probability $\frac{3}{4}$ Event B: Check 2, 4, 6, 8; Probability $\frac{1}{2}$ Event A or B: Check 2, 3, 4, 5, 6, 7, 8; Probability $\frac{7}{…
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interpret the slope and y - intercept, if appropriate. select the corre…
Slope: A. For every inch increase in head circumference, the height increases by 0.2 in., on average (Round to one decimal place as needed.) y-intercept: E. It is not appropriate …
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describe the meaning of and in mathematics. give an example not include…
D. When AND is used with two categories, it represents all observations that are in both categories. In a box of colored pencils, the pencils that are sharp AND red represent all …
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what is a frequency distribution? give an example that is not in the te…
A. A frequency distribution is the categories of the variable together with their frequencies. An example would be the number of flowers of each color in a bouquet.
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(a) find the least - squares regression line treating height as the exp…
C. For every inch increase in height, the head circumference increases by 0.170 in., on average. (Round to three decimal places as needed.)
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describe the meaning of and in mathematics. give an example not include…
D. When AND is used with two categories, it represents all observations that are in both categories. In a box of colored pencils, the pencils that are sharp AND red represent all …
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explain why the vertical axis of a multiple bar graph should describe r…
C. A multiple bar graph where the vertical axis describes frequency could be misleading because the groups being compared may not have the same number of individuals.
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a survey was given to a pre - statistics class, asking, \if you could h…
0.250
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a pediatrician wants to determine the relation that exists between a ch…
ŷ = 0.170x + 12.8
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a survey was given to a prestatistics class, asking, \if you could have…
0.750
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determining reasoning it is much safer to be feared than loved, when, o…
He uses deductive reasoning because he introduces a conclusion and proves it with evidence.
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bell work: what does the following quote mean? explain in 3 complete se…
This quote means that in life, just having a goal or dream isn't sufficient. One has to take active steps to reach it, as passive contemplation won't lead to progress.
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we know that a connection to theme can often be found in the title of a…
1. The marigolds likely symbolize hope, beauty, or a connection to values for Adult Lizabeth. For the children, they are a source of confusion. As the story progresses, the marigo…
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according to the dapps rule, truly motivating goals need to be meaningf…
Question 1: meaningful to you. Question 2: The children’s academic scores rose significantly.
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here are the countries of the top 15 men that raced in a marathon. use …
| Category | Frequency | Relative Frequency | |--|--|--| | Kenya | 3 | 0.200 | | U.S. | 2 | 0.133 | | Japan | 4 | 0.267 | | Uganda | 3 | 0.200 | | Other | 3 | 0.200 |
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when i was a kid, i lived in a little town called elm ridge. everyone k…
B. She thinks the narrator is smart, nice, and brave.
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6. chapter problem a city opened a new landfill site in 2000. the table…
## Question 6 - Part a $S_{2000}=200$, $S_{2001}=430$, $S_{2002}=688$, $S_{2003}=975$, $S_{2004}=1292$, $S_{2005}=1639$, $S_{2006}=2015$, $S_{2007}=2421$ (en milliers de tonnes) #…
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when i was a kid, i lived in a little town called elm ridge. everyone k…
D. I kept mine in a special box and refused to leave the house without wearing at least three or four.
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3. tammy and sammy were both students in mr. mortons reading class. mr.…
Theme: Hard work and responsibility lead to success. What happens: Tammy works hard in reading class, completes assignments on time and gets an A and a good weekend. Sammy procras…
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reasons for u.s. entry into wwi (explain how they are reasons and/or wh…
1. Defense of democracy: The U.S. saw itself as protecting democratic ideals against autocratic Central - powers. 2. Unrestricted Submarine Warfare: Threatened American trade and …
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5. as a radiology specialist, you use the radioactive substance \iodine…
$8.3\%$ #### b.
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choose the best idea to add to a summary of “more than a uniform.” athl…
A. Although Olympic uniforms are stylish, they also show what is important to the country they stand for.
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a teacher wanted to fairly choose three students from a class of 28 to …
Student 04, Student 16, Student 23
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3.3 four games, one winner. below are four versions of the same game. y…
(a) 10 flips (b) 100 flips (c) 100 flips (d) 10 flips
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choose the best idea to add to a summary of “more than a uniform.” athl…
Team uniforms sometimes incorporate details that relate to a country's history and cultural background.
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andrew has decided that he is going to rob a bank to pay off his debts …
d. rational choice theory
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3.5 coin flips. if you flip a fair coin 10 times, what is the probabili…
(a) $0.00098$ (b) $0.00098$ (c) $0.999$
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in the boxplot above, the arrow is pointing to the — ○ upper extreme ○ …
upper extreme
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4. the table shown gives the cooling temperatures of a freshly brewed c…
$8.3\%$ #### b.
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2.17 income at the coffee shop. the first histogram below shows the dis…
(a) For the first coffee - shop, the mean is a good representation of a typical income. For the second coffee - shop, the median is a better representation of a typical income. (b…
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identify the values of the following based on the boxplot shown. drag a…
Lower Extreme: 12 Lower Quartile: 14 Median: 16 Upper Quartile: 19
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a news organization surveyed 80 adults. each said he or she gets news f…
0.356
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1. the personnel expenses of a small city were $8.5 million in 2014. ov…
1. - a. Growth factor: $1.032$ - b. Function: $C(t)=8.5(1.032)^t$ - c. Personnel costs in 2020: $\approx10.248$ million dollars 2. Exponential function for tuition: $T(n)=16072(1.…
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a movie theater showed a new movie 15 times over a weekend. the stem - …
The box - and - whisker plot that has a minimum value of 74, $Q_1$ value of 86, median value of 101, $Q_3$ value of 110 and maximum value of 116. (Since no options are given in te…
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movie tickets sold stem leaf 7 4,8 8 5,6,7 9 2,9 10 1,5,5,8 11 0,0,4,6 …
You need to visually inspect the box - and - whisker plots given in the original problem (not shown here in full) and choose the one with the minimum value at 74, Q1 at 89.5, medi…
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at a restaurant grand opening, a giant sandwich that was 352 centimeter…
$a = 352$ - The length, in cm, of the whole sandwich $b = 352\div22$ - The length, in cm, of the sandwich per person $c = 352\div22\div2$ - The length, in cm, of the part of the s…
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the venn diagram below shows the 12 students in ms. jacksons class. the…
(a) \(P(A)=\frac{5}{12}\) \(P(B)=\frac{7}{12}\) \(P(A\ and\ B)=\frac{1}{6}\) \(P(B|A)=\frac{2}{5}\) \(P(A)\cdot P(B|A)=\frac{1}{6}\) (b) \(P(A)\cdot P(B|A)\)
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what is the gist of the part of the passage in the box? teams wear unif…
Teams wear uniforms with symbols that make them proud of their sport.
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the starfish diner serves 6 customers. each customer buys a crispy star…
$a = 3+1$: The cost per customer $b=(3 + 1)\times6$: The total cost before the coupon $c=(3 + 1)\times6 - 1$: The total cost after the coupon
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a theater is selling tickets to a play. adult tickets cost $8 each and …
It means that 30 children's tickets and 7 adult's tickets were sold.
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the circle graph shows how a family spends its annual income. if $30,00…
150000
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a club with 50 college students is doing volunteer work this semester. …
$0.399$
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37 if an interviewer is unsure of what the respondent meant in their an…
B. a restatement probe
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4. austin went to the zoo. he paid $6 to get in and an additional $2 ea…
To graph the function $y = 6+2x$: 1. Mark the point $(0,6)$ on the y - axis (since when $x = 0$, $y = 6$). 2. From the point $(0,6)$, use the slope of 2 (which means for every 1 u…
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select the word that means research. a team of psychologists from emory…
investigation
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p(a)·p(b | a)=p(a and b). (b) select the probability that is equal to p…
$P(A)\cdot P(B|A)$
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read the passage. autumn is a colorful time in many places. in preparat…
plant leaves
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the venn diagram below shows the 12 students in ms. coxs class. the dia…
\(P(A)=\frac{5}{12}\), \(P(B)=\frac{7}{12}\), \(P(A\cap B)=\frac{1}{6}\), \(P(B|A)=\frac{2}{5}\), \(P(A)\cdot P(B|A)=\frac{1}{6}\)
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read the passage. suddenly the crowd outside the gymnasium erupted into…
D. walked in a leisurely manner
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a bathtub has a capacity of 60 gallons. once the plug is pulled, the wa…
After 8 minutes, there are 28 gallons of water remaining in the bathtub.
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1.35 pet names. the city of seattle, wa has an open data portal that in…
(a) Observational study (b) For dogs: Charlie; For cats: Luna (c) No, cat names are not more common for dogs. (d) Negative
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review the story. the marking 1 newts feet hurt from standing at the re…
Newt and the reader already have an idea about what his Mark will mean.
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the equation, $a = 2400(1+\frac{0.031}{4})^{4t}$, represents the amount…
The value 0.031 represents the interest rate, which means the annual compounded interest rate is 3.1%.
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name alexandra c meaningful monday as autumn arrives, the vibrant green…
c. certainty
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another first day it was the first day of school, and mandy was nowhere…
B. It reveals the problem in the story by showing the narrator's thoughts and feelings.
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select the best evidence to support the statement that the narrator bel…
"Lonnie wouldn't tell me to jump unless he had a good reason."
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7. what does carefully probably mean? slowly, with attention quickly, w…
7. slowly, with attention 8. adverb
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5. what does colleagues probably mean? people you work with people you …
5. people you work with 6. noun
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3. what does hopes probably mean? wants to happen does not want to happ…
3. wants to happen 4. verb