Statistics & Probability
Data analysis, probability distributions, hypothesis testing, and statistical methods.
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1) suppose that 80% of all trucks undergoing a brake inspection at a ce…
C. 0.2308
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2) let a and b be two events. suppose that p(a)=0.2, p(b)=0.2, p(a u b)…
B. A and B are mutually exclusive (disjoint).
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delve into the world of film criticism by analyzing the meta - score va…
1. The range is 38. It tells us the span between the highest and lowest ratings of movies by critics. 2. (Calculation of standard deviation requires the full data set. Let's assum…
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in an engineering class, students took 10, 13, 12, 17, 15 hours to desi…
3
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example 5 solve each problem. 23. lunch account at the beginning of the…
a. Approximately $5.5$ weeks. b. $w\approx5.56$ weeks. ### 24.
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12. avery has been learning to play some new card games and is curious …
a. $P(\text{king})=\frac{1}{13}$, $P(\text{queen})=\frac{1}{13}$, $P(\text{club})=\frac{1}{4}$ b. $P(\text{king or club})=\frac{4}{13}$ c. $P(\text{king or queen})=\frac{2}{13}$ d…
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what does align justified mean? aligns the text evenly along the right …
1. Spaces the characters and words out unevenly to spread to both the left and right margins. 2. Label something as confidential
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the word facility contains the root fac. what does the root fac mean? d…
do or make
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the word congregate contains the root greg. what does the root greg mea…
group
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the word incredulous contains the root cred. what does the root cred me…
trust or believe
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in a literature class, students read a varying number of books. if the …
6
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the word jurisdiction contains the root jur. what does the root jur mea…
C. law
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the word benefactor contains the root bene. what does the root bene mea…
good
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the word diminish contains the root min. what does the root min mean? b…
small
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the word malady contains the root mal. what does the root mal mean? bre…
bad or evil
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the word compensate contains the root pens. what does the root pens mea…
weigh out or distribute
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the word antecedent contains the root cede. what does the root cede mea…
go or yield
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instructions read the question carefully and select the best answer. wh…
A. relationship
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data were gathered and displayed on a scatter plot. which of the follow…
\(y=-0.85x + 10.89\)
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the word juncture contains the root junc. what does the root junc mean?…
join
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the word geology contains the root geo. what does the root geo mean? ea…
earth or rock
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data were gathered from two groups and displayed in the stem - and - le…
Data Set A is skewed left, while Data Set B is skewed right.
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the word advocate contains the root voc. what does the root voc mean? c…
call or speak
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which of the following is the most appropriate equation to model the da…
$\hat{y}=1.293(1.83)^{x}$
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data were collected from a group of senior citizens, ages 65 and older,…
This is not reasonable because the prediction is based on someone outside the original population.
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the word visual contains the root vis. what does the root vis mean? the…
see
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data collected about vehicle age and fuel efficiency were used to calcu…
37.379 miles per gallon
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which of the following data sets shows categorical data? family size 2 …
Product Code
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the word diction contains the root dict. what does the root dict mean? …
say or declare
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calculate the median for each data set. set a 6 9 10 13 15 16 18 21 set…
Set A: median = 14 Set B: median = 15.5
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the word evacuate contains the root vac. what does the root vac mean? c…
empty
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the word compulsion contains the root puls. what does the root puls mea…
drive or push
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the word millimeter contains the root mille. what does the root mille m…
one thousand
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the principal objective of our booster club is to raise money for new m…
first, highest in rank or importance
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which of the following is the best type of display for the given data? …
Scatter plot
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the word missile contains the root miss. what does the root miss mean? …
send
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art galleries sell paintings for a wide range of prices, based on popul…
$9,943$
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what type of data are represented in the table? length (in cm) weight (…
Bivariate numerical
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what is the meaning of apr on a credit card statement? annual percentag…
A. Annual Percentage Rate
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which of the following means \para siempre\? never ever after
Ever after
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which part of this sentence means \many times\? nosotros cocinamos taco…
C. Muchas veces
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which part of this sentence means \a lot\? me gustan mucho las sandalia…
A. Mucho
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which part of this sentence means ever ever\? ella jamás va a italia. j…
Jamás
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question 3 (multiple choice worth 1 points) (linear models mc) data wer…
For every additional year working, librarians are predicted to read about 6 more books per year.
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which of the following means \de repente\? once upon a time suddenly
Suddenly
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which of the following means \once upon a time\? de repente hace muchos…
C. Había una vez
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use the statistics you just explored to help you with this question. wh…
C. Costs have consistently risen over the past fifty years and continue to rise.
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which of the following means \suddenly\? de repente hace mucho tiempo
De repente
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which of the following means hace muchos siglos? suddenly many centurie…
Many centuries ago
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7. given the two linear functions below, select the one that represents…
The first linear function (the straight - line graph) represents an arithmetic function because it has a constant slope, meaning there is a constant difference between consecutive…
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ben is the bowman of the canoe. this means he is in a the front. b the …
A. the front
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what are the main differences between a commercial bank and a credit un…
Ownership, profit distribution, membership eligibility, and focus on community involvement
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what does the term \mandate\ mean in terms of civil rights and libertie…
a requirement
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inquizitive chapter 15. foreign policy page(s) 455 - 456 15.3. describe…
False
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a safe has a 4 - digit lock code that does not include zero as a digit …
There are 24 ways to get a lock code with all even digits. There are 3000 ways to get a lock code without all even digits. The probability of a 4 - digit lock code without all eve…
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how are prefixes and suffixes alike? select two options. both are a typ…
A. Both are a type of affix. C. Both can change a word's meaning.
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(5.4.c) types of movies (wk 5) which of the following is one of the mea…
the particular system by which a fictional story is structured
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exploring ideas in the bakke opinion. the fatal flaw in the universitys…
The university failed to justify the denial of Fourteenth Amendment rights.
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question 2 of 2 2. a steady yellow signal light means _______. choose o…
C. Both A and B.
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1. this sign means: you may turn left or go straight merging traffic di…
You may turn left or go straight
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5. what is the most likely meaning of paragraphs 82 - 83, as they apply…
C. The pain of Shay's absence will fade, but Dante will always remember her.
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the average sale price (online) for a certain brand of professional mou…
$4070.00$
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15.3. describe the means the united states uses to carry out foreign po…
An economic "carrot," or incentive, is foreign aid. An economic "stick," or punishment, is sanctions.
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(5.4.c) types of movies (wk 5) besides cinematic escapism, what other a…
They appeal to viewers' inner aspirations of affecting meaningful change in a dauntingly complex universe.
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in 2019, the distribution of golfer lexi thompsons driving distance had…
16.67 yards
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in the class of 2019, more than 1.6 million students took the sat. the …
4.14%
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the bar graph represents the annual incomes of a group of people. annua…
$20k
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in the class of 2019, more than 1.6 million students took the sat. the …
$4.2700\%$
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question 10 what z - score represents the lowest 44% in a standard norm…
0.15
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data were collected from libraries about the number of patrons who have…
A patron who has been using the library for 12 years is predicted to have less than 1 overdue book.
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question 9 0.5 pts what z - score represents the highest 30% in a stand…
Question 9: 0.52 Question 10: No correct option among given ones (but closest conceptually related to looking up 0.44 in z - table)
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the distribution of weight for 9 - ounce bags of a particular brand of …
Label the mean as \(9.12\). Label the points: \(8.97\) (3 standard - deviations below the mean), \(9.02\) (2 standard - deviations below the mean), \(9.07\) (1 standard - deviatio…
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question 8 1 pts reggie conducts research and wants to know the probabi…
The statement "65% roughly translates to a z - score of + 0.39" is not true.
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question 7 1 pts which of the following is true about probability and s…
An important factor about random sampling is that each individual in a population has an equal chance of being selected
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during the 2019 season, the mean number of wins for major league baseba…
(a) $z\approx0.75$ (b) The Washington Nationals number of wins in 2019 is 0.75 standard deviations above the mean of 81 wins.
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a small business owner pays his three employees the monthly salaries $4…
$4000$
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the following are the lengths of stay (in days) for a random sample of …
| Class Interval | Mid - point | Frequency | | ---- | ---- | ---- | | 1.5 - 3.5 | 2.5 | 3 | | 3.5 - 5.5 | 4.5 | 4 | | 5.5 - 7.5 | 6.5 | 3 | | 7.5 - 9.5 | 8.5 | 3 | | 9.5 - 11.5 | …
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question 47 of 60 an insurance agent who embezzles a client’s monies is…
C. Fraud
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question 6 2 pts a report in 2010 indicates that americans between the …
For $x = 9$: $z = 0.6$; $p=0.2743$ For $x = 5$: $z=-1$; $p = 0.1587$
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read the following theme: humans have difficulty living in the moment -…
A. Prufrock worries about his baldness and age.
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question 5 of 10 which is an example of an allusion from \the love song…
C. No! I am not Prince Hamlet, nor was meant to be
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the following dot - plot gives the sale prices for 40 houses in ames, i…
(a) 36 (b) \(z=-0.35\). This home has a sale price that is \(0.35\) standard deviations below the mean sale price.
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chapter 14. domestic policy 14.3. investigate the history of government…
in - kind
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question 41 of 60 monthly contributions to the annuity are made during …
D. Accumulation period
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inquizitive chapter 14. domestic policy 14.1. summarize how the governm…
True
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the distribution of scores on the sat is approximately normal with a me…
What proportion have SAT scores less than 400? 0.1587 What proportion have SAT scores greater than 650? 0.0668
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7. examine how hester clothes herself and (contrastingly) how she cloth…
7. Hester's clothes are a form of self - expression. Her elaborate and fancy clothes for Pearl contrast with her own somber and plain attire. This could signify her desire to give…
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1. roll and win you begin the game roll and win by picking a number. th…
a. \(S = \{2,3,4,5,6,7,8,9,10,11,12\}\) b. The outcomes in the table are not equally likely. c. \(P(\text{even})=\frac{1}{2}\), \(P(15)=0\), \(P(10)=\frac{1}{12}\) d. The most lik…
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14.3. investigate the history of government programs designed to promot…
contributory, means - tested
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the scatter - plot shows the time spent studying, x, and the midterm sc…
(a) $14.36$ (b) $3.91$ (c) $61.28$
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question 4 3 pts iq test scores are standardized to produce a normal di…
Genius or near genius: $z\approx2.67$; $p = 0.0038$ Very superior intelligence: $z\approx1.33$; $p = 0.0918$
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5. assess the significance of the following passage. (it functions on t…
6. Hester's attempts to discipline Pearl show her struggle to impose societal norms on a free - spirited child. Pearl's nature resists strict discipline, highlighting the conflict…
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according to the definitions pertaining to viatical settlements, \termi…
D. 24 months
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question 3 2 pts match the probability to the normal distribution of a …
Between 0 and +1 standard deviations above the mean: 0.3413 Between - 1 standard deviation below the mean and +1 standard deviations above the mean: 0.6826 More than +1 standard d…
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question 9 of 60 a person who knowingly presents a fraudulent claim to …
B. A felony.
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a level term life policy written with a renewable provision would mean …
B. At the end of the term, the policy can be renewed without evidence of insurability.
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adult drivers ed - chapter 3 quiz question 1 of 2 1. statistics and fac…
B. Collisions
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10. in chapter six daunis explains “per capita” to jamie. what is it? w…
"Per capita" means per person. Some tribal members get it as their share of collective resources. It amplifies a person's or family's existing situation, whether positive or negat…
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question 1 1 pts when researchers and scientists conduct studies, they …
First blank: sample Second blank: population Third blank: probability Fourth blank: relative - frequencies
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x, fertility rate | y, average life expectancy 1.7 | 77.2 2.9 | 72.1 2.…
$r=-0.295$