Statistics & Probability
Data analysis, probability distributions, hypothesis testing, and statistical methods.
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a bag contains the following fourteen marbles. deepak randomly chooses …
$P(\text{green})=\frac{5}{14}$ $P(\text{red})=\frac{1}{7}$ $P(\text{green and red})=\frac{5}{98}$
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a number cube is rolled three times. an outcome is represented by a str…
| Event | Outcomes | Probability | |--|--|--| | Event A | OEO, EOE | $\frac{1}{4}$ | | Event B | EEE, EEO | $\frac{1}{4}$ | | Event C | OEE, EEE, EEO | $\frac{3}{8}$ |
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a bag contains eight tiles labeled f, g, h, i, j, k, l, and m. one tile…
$\frac{1}{8}$
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a six - sided die with sides labeled 1 through 6 will be rolled once. e…
$\frac{2}{3}$
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on a survey, 5 students reported how many minutes it takes them to trav…
$6.8$
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a pet store has 7 cats. here are their weights (in pounds). 10, 9, 13, …
$10.4$ pounds
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question 14 (5 points) (mc) public domain which of the following proble…
C. the separate - but - unequal conditions for African Americans
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what issue with lincoln and johnsons reconstruction plans is this carto…
C. the idea that the plans were mending the nation without resolving the fundamental conflicts at the root of the division between North and South
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3 tries left which of the following would indicate the weakest relation…
+0.01
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we hold these truths to be self - evident, that all men are created equ…
Governments are based on the social contract meant to guarantee individual rights.
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in designing a work desk, it is found that males have sitting knee heig…
a. B. Heights that are less than $16.4$ in. b. Heights that are greater than or equal to $24$ in. c. Heights that are greater than $16.4$ in. and less than $24$ in.
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below are the jersey numbers of 11 players randomly selected from a foo…
D. Jersey numbers are nominal data that are just replacements for names, so the resulting statistics are meaningless.
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construct a frequency distribution and a relative - frequency histogram…
| Class | Frequency | | ---- | ---- | | 1 - 2 | 7 | | 3 - 4 | 10 | | 5 - 6 | 11 | | 7 - 8 | 2 | | 9 - 10 | 6 | The class with the greatest relative frequency is 5 - 6. The class w…
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use the range - rule of - thumb to identify the values that are signifi…
What test scores are significantly low? C. Test scores that are less than 98.0 What test scores are significantly high? C. Test scores that are greater than 116.0
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listed below are prices in dollars for one night at different hotels in…
The range of the sample data is 191.0 dollars. The standard deviation of the sample data is 57.6 dollars. The variance of the sample data is 3315.6 dollars². A. The measures of va…
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find the (a) mean, (b) median, (c) mode, and (d) midrange for the data …
A. The sample consists of the "best buy" TVs, so it is not a random sample and is not likely to be representative of the population.
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(a) find the five - number summary, and (b) draw a box - and - whisker …
8
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the ages of the winners of a cycling tournament are approximately bell …
(a) $z\approx - 0.85$ (b) The age of 26 years is approximately $0.85$ standard deviations below the mean age of the winners. (c) The age is not unusual.
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the table shows population statistics for the ages of best actor and be…
Best Actor: $z = 0.94$ Best Supporting Actor: $z=-0.25$
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use the accompanying data set to complete the following actions. a. fin…
a. The first quartile, $Q_1$, is 36 The second quartile, $Q_2$, is 39 The third quartile, $Q_3$, is 44 b. The inter - quartile range is 8 c. The outlier is 15
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the principle of redundancy is used when system reliability is improved…
a. 0.114 b. 0.01300 c. 0.00148 d. B. Yes, because total malfunction would not be impossible, but it would be unlikely.
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listed below are amounts (in millions of dollars) collected from parkin…
The mean for the security company is $1.48$ and the median is $1.45$. The mean for other companies is $1.83$ and the median is $1.8$. E. The mean and the median for the security c…
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use the data in the following table, which lists drive - thru order acc…
The probability of getting two orders from Restaurant D is \(0.0204\). The events are not independent because choosing the first order affects the probability of the choice of the…
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every 3 months, the government releases median weekly earnings of full …
a. \(1020\) b. \(900.85\), less than
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based on the following calculator output, determine the range of the da…
105
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youre excited that mia is adjusting well in her new community and is en…
D. Engagement
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question 18 of 20 look at the dictionary entry that follows this senten…
A. A synchronized sounding of two or more musical tones
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question 14 of 20 read the sentence from the declaration of independenc…
A. The word "voice" gives "justice" and "consanguinity" a human quality.
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consider this claim: daylight saving time should be abolished. which is…
A study from the National Bureau of Economic Research found that turning the clocks forward in the spring increased energy consumption, contradicting the popular belief that dayli…
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question 21 1 pts in john 3 jesus met _, a jewish ruler in jerusalem, t…
B. Nicodemus
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question 1 of 20 read these sentences from the declaration of independe…
A. He uses parallelism to create a strong rhythm and memorable ideas.
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which statements best describe characteristics of an allegory? choose a…
teaches a lesson comments on political, religious, and social issues can be analyzed to reveal an implicit meaning uses characters to represent real people or abstract ideas
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(a) find the five - number summary, and (b) draw a box - and - whisker …
7
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question #10 find the interquartile range and sample standard deviation…
IQR = 3.5 and s = 2.96
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(a) find the five - number summary, and (b) draw a box - and - whisker …
\(5.25\)
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(a) find the five - number summary, and (b) draw a box - and - whisker …
(a) \(Min = 2\), \(Q_1=5.25\), \(Q_2 = 7\), \(Q_3=8.75\), \(Max = 9\) (b) A box - and - whisker plot is drawn as described above with a number line, a box from \(5.25\) to \(8.75\…
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question #4 which measure is used to describe the center of a skewed di…
C. Median
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question #8 find the interquartile range and sample standard deviation …
$IQR = 3$ and $s = 2.33$ ### Question #9
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question #7 the educational attainment for 16 different states is liste…
8.3
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question #6 find the standard deviation of a group of men whose height …
4.08
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question #5 the weights of the top 11 best - selling cars at a dealersh…
1690
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the table shows population statistics for the ages of best - actor and …
Best Actor: $0.91$ Best Supporting Actor: $-0.40$
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question #10 the monthly revenue for the past 15 months of janes compan…
12310.45
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the number of olympic medals earned for 15 countries is listed in the t…
For the first problem: 19.53 For the second problem: 2.15
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use the empirical rule. the mean speed of a sample of vehicles along a …
68
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the number of earned medals for 17 countries who participated in the 20…
5.5
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question #5 the population for 16 large us cities is listed in the tabl…
IQR = 337254.5 and s = 204065.32
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module test 8. which of the following word roots means black? cyan eryt…
D. Melan
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module test 7. identify the meaning of the word root in the term phrena…
C. Diaphragm
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which of the following statements is false about standard deviation? it…
It is the measure of spread for symmetrically distributed data.
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determine the interquartile range. 53, 62, 30, 30, 64 33 53 43 17
A. 33
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the mean and standard deviation would be the best measure of center and…
C.
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find the mean and standard deviation of the data set. | |number of book…
Mean: 219; Standard Deviation: 3.4
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using a calculator, determine the standard deviation of the data set. 1…
6.4
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which two rhetorical appeals are most strongly used in this advertiseme…
Logos and Pathos are the two most strongly - used rhetorical appeals. So, if we had to pick from the given options, the closest correct one would be that the ad uses Logos and Pat…
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explain how wealth and income are distributed in the united states, and…
Wealth in the US is concentrated among a small segment of the population, often through asset ownership. Income distribution is also unequal, with high - income earners in certain…
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vocabulary strategy - use context clues context clues can help you clar…
| Word | Context Clues (assumed general - context) | Guess Definitions | | ---- | ---- | ---- | | gallery | Place where art is shown. | A room or building for showing works of art…
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mia points out that volunteering at the retirement home has truly given…
Spend her free time teaching others how to use different online websites to help them apply for jobs that specifically require dancing skills.
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since mia loves dancing so much, you suggest that she volunteer at the …
Meaning
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in february, a major airline had 77.9% of their flights arrive on time.…
a. $0.3679$ b. The assumption that the on - time arrivals of different flights are independent may be unrealistic because factors like weather, air traffic control, and mechanical…
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watching janyce by tirzah tyler janyces curly black bangs hung over her…
- "Janyce slowly turned the glossy page of the new book she had been looking at, and she wondered if her father missed her as much as she missed him." - "I belong to a bird - watc…
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based on the storys outcome and this passage, why is the statement \i w…
A. Mrs. Crater means she wouldn't exchange Lucynell for anything, but in reality she exchanges Lucynell for a car.
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americans, and texans especially, all share nearly identical ideas of w…
False
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question 9 let x be the number of students who attend an office hours s…
4
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question 8 let x be the number of students who attend an office hours s…
$0.4$
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question 5 let x be the number of students who attend an office hours s…
$\frac{1}{15}$
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question 4 34% of ua students are known to use macbooks. 72% are known …
66%
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question 3 1 points 34% of ua students are known to use macbooks. 72% a…
43%
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question 2 34% of ua students are known to use macbooks. 72% are known …
0.23 or 23%
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question 1 34% of ua students are known to use macbooks. 72% are known …
77%
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dear principal finley, our study hall classes are for studying. however…
B. Allowing MP3 players would greatly improve how students use their time in study hall.
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question 27 1 pts on average, women spend _____ hours per day on housew…
Question 27: 2.5 Question 28: On average, men make 17% more in earnings than women
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new york city has an index of dissimilarity score of 84. this means tha…
1. A. High 2. C. Transwoman
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what does jaliyah mean when she asks, “when do we start?” she is planni…
She is agreeing to help Thomas make and sell noisemakers.
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every 3 months, the government releases median weekly earnings of full …
a. Approximately \(925\) dollars b. \(910\) dollars; less than
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every 3 months, the government releases median weekly earnings of full …
a. $950$ b. $910$; less than
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chapter 4: discrete probability and the binomial distribution score: 6/…
a. $0.162$ b. $0.377$ c. $0.897$ d. $0.704$
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chapter 4: discrete probability and the binomial distribution score: 5/…
$-1.81$
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complete the following probability distribution table: probability dist…
0.2
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question #10 what is the median score achieved by a student who receive…
69
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what is the probability, when 2 dice are thrown that the total rolled i…
$Pr = 1/9\approx0.1111111$
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which data set has a mean of 18, a median of 18, and a mode of 18? 12, …
First question: None of the above. Second question: B. 30
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which data set has a mean of 66, a median of 66, and a mode of 83? 85, …
For the first question: C. $79,29,72,54,83,57,63,83,75,66,65$ For the second question: C. $74$ and $76$
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what is the mode of the following set of data? 22 35 65 88 45 35 65 68 …
D. 35 and 65
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which data set has a mean of 35, median of 32, and a mode of 47? 75, 35…
Question #1: Fourth option $68,53,10,15,47,18,47,25,32$ Question #2: $33$
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process of learning where the probability of a responses repetition dep…
D. operant conditioning
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read the verdict of the court in the case of texas v johnson. the gover…
C. Just because an idea is offensive does not mean it can be prohibited
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to better understand the term judicial review, break down the phrase. t…
"Judicial" means related to courts, and "review" means examination. Judicial review is the power of courts to examine laws and actions for constitutionality to protect citizens' r…
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in a particular hospital, 6 newborn babies were delivered yesterday. he…
$13.99$
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find the mode of the following set of data. 7, 3, 8, 11, 5, 19, 4, 10
There is no mode.
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cognitive development means the ability to perceive and think. false tr…
True
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7. what tradeoffs does alpine sports face when producing skis and snowb…
Producing more snowboards means fewer skis, Producing more skis means fewer snowboards
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what does the underlined word mean in the following sente después de la…
D. to rest
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what does the underlined word mean in the following sentence? tenemos q…
D. to help
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when he suggested that change should be brought about “by any means nec…
A. stating violence would be necessary to achieve civil rights goals.
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what does the underlined word mean in the following sentence? vamos a i…
B. to invite
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use the questions below to keep track of key concepts from this lessons…
1. predict 2. future
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the montgomery bus boycott was based on the principle of economic indep…
C. nonviolent resistance
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economists define a group of goods available for consumption as which o…
First question: C. an opportunity set Second question: D. Rise in the overall level of prices
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philosophers draw a distinction between ____________, which describe th…
1. positive statements 2. B. False