Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
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the term slum means a noisy, busy city filled with many residents. a bu…
a crowded area with run - down housing and high poverty.
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the excerpt is from the history of cotton manufacture in great britain,…
Water supplied power and a means of transportation.
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a coin is tossed three times. an outcome is represented by a string of …
| Outcome | Event A (Tail on last toss) | Event B (Head on first two tosses) | Event C (No tails on first two tosses) | | ---- | ---- | ---- | ---- | | HTH | | | | | THT | ✔️ | | …
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25. which of the words in the following sentence provides the best clue…
C. holy shrine
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write an equation (y = mx + b) for the graph bike ride m = slope (rate)…
The equation of the line is \(y =-\frac{9}{28}x + 9\). The meaning of the equation: The \(y\) - intercept \(b = 9\) represents the initial distance (in miles) from the recreation …
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what is the slope of the line? what is the slope of the line? without o…
Kelp forests without otters absorb carbon dioxide at a rate of \(14\) kilotons per day. Kelp forests with otters absorb carbon dioxide at a rate of \(20\) kilotons per day.
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which of the following best defines the person - situation debate in ps…
The extent to which situational factors are more influential than personality traits in determining behavior.
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1. which concept of moral guidelines focuses on the decision to provide…
1. Ordinary and extraordinary care 2. Justice 3. Acts of commission and omission 4. Non - maleficence 5. The age of the individual
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1. what is a verbal security blanket? words that bring comfort like lov…
1. Generalities or comfort phrases used when answering questions. 2. Approach from the front. 3. Use short sentences and give one step at a time. 4. Slow your body movements and w…
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read the passage from an article written in 1902, forty years after the…
a mispronunciation or misspelling that becomes standardized
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1. determine what the smallest place value will be in the product. 2. r…
2.25
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i have rights?! can they do that? read each persons story and decide if…
1. YES, in Amendment #4 2. YES, in Amendment #6 3. NO 4. NO 5. YES, in Amendment #1 6. YES, in Amendment #8
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think use reasoning to eliminate wrong answer choices. choice a promote…
Cross it out to eliminate it.
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read this challenging test item carefully. the primary objective of the…
A. promote cultural assimilation of American Indians
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staff from the school newspaper is taking a poll to find out how studen…
Every tenth student in the main hallway between class.
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the ages of the people in attendance at the showing of an award - winni…
The data is symmetrical, showing that the majority of the attendees were between the ages of 21 and 60.
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sal recorded the number of crackers in each snack - sized package he op…
The data is skewed, and the lowest number of crackers in a package was \(7\).
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the amount of rainfall each month over the past four years is shown bel…
The data is skewed, showing that the majority of the monthly rainfall amounts was less than 2.01 or greater than 4 inches.
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read this challenging test item carefully. the primary objective of the…
Lucia is likely to do better. She makes a relevant assumption about the nature of an "act" (as a government law) and starts to reason towards answering the question, while Rodrigo…
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irinas basketball team has a 1 in 6 chance of winning the first - place…
simulation
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a poll is being taken on wednesday to predict which movie will be the m…
Every fifth person walking down the street in several different locations throughout town at different times of day.
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which is an example of a survey involving quantitative data? ○ the favo…
the number of cavities each person has had
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gustavo is in a contest where he will win one of four possible prizes. …
Gustavo used a simulation where the data is quantitative.
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a teacher recorded the number of hours students studied for a test and …
The correlation coefficient is approximately \(1\). This means there is a strong positive correlation between \(x\) and \(y\).
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which statement describes peer pressure? a teen lets her friends give h…
A. A teen lets her friends give her used makeup even though she is worried about passing germs.
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activity #4 multiple choice questions (20 items) 1. the key innovation …
1. B. The concept of a risk - free asset 2. C. Risk - free rate 3. B. Investors have identical forecasts about future returns and risks 4. B. Investors can borrow at different int…
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19 multiple choice 1 point this table shows the average daily temperatu…
290
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what does the underlined word or phrase mean in the following sentence?…
file
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what does the underlined word or phrase mean in the following sentence?…
to surf
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question 39 not yet answered points out of 1.00 p flag question around …
d. ordinality # Question 40
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a small business tracks its total sales in the months after its grand o…
31600
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directions choose the best fitting answers from the dropdowns below to …
For the first dropdown: Rain Check For the second dropdown: Fixed Expenses (assuming the context is about budgeting and regular costs) For the third dropdown: Unit Price (as compa…
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10. a random sample of 250 sports fans are surveyed, and 62% of these s…
B. \(0.060\)
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10. a random sample of 250 sports fans are surveyed, and 62% of these s…
B. \(0.060\)
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6. researchers survey 1000 grocery store customers and find that, when …
E. None of the above answer options are correct.
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the accompanying table shows the number of bacteria present in a certai…
The exponential regression equation is \(y = 999.9272\times(1.0471)^{x}\). The number of whole bacteria when \(x = 6.5\) is \(1347\)
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regents exam questions s.id.b 6: regression 4 www jmap.org name 6 the t…
\(y = 7.517\times1.599^{x}\)
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read the excerpt from \commencement address to the santa fe indian scho…
Part A: D. Students can find significant strengths in the struggles that they have already overcome. Part B: B. "Because by facing adversity head on and getting through it, you ha…
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the graph gives the number of farms in the united states from 1850 to 2…
(a) 1850 - 1900: $0.07$ farms per year (rounded to the nearest whole number). 1940 - 2000: $- 0.07$ farms per year (rounded to the nearest whole number) (b) 1950 - 1960
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you wish to test the following claim ($h_a$) at a significance level of…
The critical value is \(\pm3.733\)
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a hat contains 4 marbles; one blue, one green, one orange, and one red.…
\(\frac{1}{2}\)
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let ( f(m) ) represent the amount of water remaining in a pool ( m ) mi…
For \( f(35) \): 35. For \( f(x) = 400 \): 400 and \( x \).
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a hat contains 4 marbles, one blue, one green, one orange, and one red.…
\(1\)
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a hat contains 4 marbles; one blue, one green, one orange, and one red.…
\(\frac{1}{2}\)
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a hat contains 4 marbles, one blue, one green, one orange, and one red.…
A. BG, BO, BR, GB, GO, GR, OB, OG, OR, RB, RG, RO
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a hat contains 4 marbles; one blue, one green, one orange, and one red.…
12
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two coins are tossed. assume that each event is equally likely to occur…
\(\frac{3}{4}\)
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two coins are tossed. assume that each event is equally likely to occur…
\(\frac{1}{4}\)
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two coins are tossed. assume that each event is equally likely to occur…
\(\frac{1}{2}\)
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two coins are tossed. assume that each event is equally likely to occur…
\(\frac{1}{4}\)
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two coins are tossed. assume that each event is equally likely to occur…
A. HH, HT, TH, TT
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two coins are tossed. assume that each event is equally likely to occur…
B.
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two coins are tossed. assume that each event is equally likely to occur…
4
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a ball is thrown straight upward from a bridge and then falls all the w…
After 4 seconds, the height of the ball is 49 feet above ground.
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if two states are selected at random from a group of 10 states, determi…
90
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if two states are selected at random from a group of 10 states, determi…
100
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select the correct choice that completes the sentence below. each indiv…
point.
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select the correct answer(s) from the list(s). (1 point) most pieces of…
universal
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fill in the blank with an appropriate word, phrase, or symbol(s). a lis…
sample
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in literature, what is a theme? (1 point) a short statement that expres…
a unifying idea that gives a text its meaning
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the following question was asked: what is 2 plus 2? is this a statistic…
non - statistical question
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select the etymology in this dictionary entry. instrument \\in - struh …
from Latin (instrumentum)
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the following question was asked: what is your favorite food? is this a…
statistical question
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the following question was asked: how long do you spend watching t.v. a…
statistical question
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the following question was asked: how old is mr. lefever? is this a sta…
non - statistical question
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what is the range of the set of numbers? 6,6,5,5,7,6,3,2 type your answ…
5
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what is the mode of the set of numbers? 6, 6, 5, 5, 7, 6, 3, 2
\(6\)
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what is the mean of the set of numbers? 6, 6, 5, 5, 7, 6, 3, 2 type you…
\(5\)
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what is the range of the set of numbers? 76, 78, 39, 126, 98, 46 type y…
\( 87 \)
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what is the range of the set of numbers 100, 22, 69, 47, 24, 39, 52? ty…
\( 78 \)
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what is the range of the set of numbers? 26, 34, 68, 30, 26, 12, 57, 69…
\(57\)
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what is the mode of the set of numbers? 72, 64, 72, 67, 72, 67, 80, 78,…
72
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what is the mode of the set of numbers? 62, 56, 54, 48, 60, 61
There is no mode for this set of numbers.
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what is the mode of the set of numbers? 62, 56, 54, 48, 60, 61
There is no mode for this set of numbers.
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what is the mode of the set of numbers? 62, 56, 54, 48, 60, 61
There is no mode for this set (or we can say the data set is multimodal with each mode having a frequency of 1, but in common terms when no repetition, often stated as no mode). H…
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what is the mode of the set of numbers 78, 68, 85, 78, 76, 79, 73, 66, …
78 and 85
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what is the mode of the set of numbers? 3, 14, 23, 12, 20, 8, 12, 17, 10
\(12\)
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what is the median of the set of numbers? 45, 37, 19, 27, 35, 19 type y…
\( 31 \)
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scores on a test have a mean of 74.6 and 5 percent of the scores are ab…
\(8.8\)
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trucks in a delivery fleet travel a mean of 100 miles per day with a st…
\(0.9854\)
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what is the median of the set of numbers? 14, 1, 5, 12, 17 type your an…
\(12\)
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monitors manufactured by tsi electronics have life spans that have a no…
$0.1357$
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what is the mean of the set of numbers 17, 17, 11, 10, 1, 20, 17, 17
\(12.5\)
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what is the mean of the set of numbers 17, 22, 14, 31? type your answer…
\(21\)
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a spinner has 20 equally sized sections, 2 of which are green and 18 of…
\(\frac{1}{20}\)
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use the box - and - whisker plot to answer the following.(a) what is th…
(a) \(29\) kg (b) \(17\) kg (c) \(22\) kg
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suppose the mean income of firms in the industry for a year is 45 milli…
\(0.2154\)
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a soft drink machine outputs a mean of 25 ounces per cup. the machines …
\(0.7258\)
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suppose sat mathematics scores are normally distributed with a mean of …
\(669\)
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drag each tile to the correct box. each character in the pilgrims progr…
- the search for religious truth $\longleftrightarrow$ Christian - resistance and the inability to adapt to change $\longleftrightarrow$ Obstinate - humanity's weak will and lack …
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the life of light bulbs is distributed normally. the variance of the li…
$0.0307$
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the time spent waiting in the line is approximately normally distribute…
$0.7486$
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trucks in a delivery fleet travel a mean of 90 miles per day with a sta…
\(0.8051\)
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the blood cholesterol levels for u.s. adults are normally distributed, …
\(0.4226\)
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the blood cholesterol levels for u.s. adults are normally distributed, …
\(P(X>210)=0.4226\)
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the heights of children are normally distributed. for three year old gi…
\(0.0233\)
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the heights of children are normally distributed. for three year old gi…
$0.1170$
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the heights of children are normally distributed. for three year old gi…
\(0.2971\)
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the length of zebra pregnancies is normally distributed, with mean (mu …
\(0.0125\)
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the length of zebra pregnancies is normally distributed, with mean \\( …
$0.0485$