Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
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the box plots show the summer temperatures, in degrees fahrenheit, in t…
It doesn't matter which city she visits because both medians are 5°F from 75°F.
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when a man observed a sobriety checkpoint - conducted by a police depar…
D. P(W) denotes the probability of screening a driver and finding that he or she is intoxicated
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average wind speeds of cities in country a average wind speeds of citie…
The median wind speed for country B is greater than the median wind speed for country A.
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when randomly selecting adults, let m denote the event of randomly sele…
What does $P(M|B)$ represent? D. The probability of getting a male, given that someone with blue eyes has been selected Is $P(M|B)$ the same as $P(B|M)$? A. No, because $P(B|M)$ r…
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middle school students elementary school students which are true statem…
The data for elementary school are more consistent than those for middle school. About 50% of elementary school students watch between 4 and 7 hours of television each week. On av…
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which of the following is not a basic place decision? ○ distribution ch…
Repairs and support
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the box plots show the weights, in pounds, of the dogs in two different…
A. shelter A
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when randomly selecting adults, let m denote the event of randomly sele…
D. The probability of getting a male, given that someone with blue eyes has been selected
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devonte inferred that his french scores have less variability than his …
Devonte is correct because the interquartile range is less for French.
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the box plots show the weights, in pounds, of the dogs in two different…
The median weight for shelter A is greater than that for shelter B. The data for shelter B are a symmetric data set.
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the box plots show renes scores in spanish and in french. which table c…
The correct table has Spanish median 75, French median 70, difference in medians 5, Spanish range 40, French range 35, difference in ranges 5, Spanish inter - quartile range 25, F…
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fill in the blank. the ____ for a procedure consists of all possible si…
sample space
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the box plots show the average gas mileage, in miles per gallon, of car…
The interquartile range for cars is about 8 mpg, and the interquartile range for minivans is about 7 mpg.
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a random number generator was used to resample the group. use the new t…
B. 237.4
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kevin wanted to go snowboarding for his vacation. explain how he could …
Kevin should compare the median, IQR, and check for outliers in the box plots of snowfall data for Resort A and Resort B to make his decision.
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a random number generator was used to resample the group. use the new t…
A. 234.4
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comparing data in box plots which statement is true of the snowfall dat…
- The median snowfall for Resort B is greater than the median for Resort A. - Resort B has more snowfall overall than Resort A does.
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value: 3 a randomized comparative experiment tests whether a cholestero…
B. 226.9
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prefixes co-, con-, col-, com-, cor- introduction the prefixes co, con,…
1. contrite 2. commensurable 3. colleagues 4. conglomerate 5. collateral 6. correlation 7. compassionate 8. correspond 9. coordinate
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compare the two box plots to determine where kevin should plan to go fo…
Resort B gets more snowfall than Resort A.
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analyzing data the snowfall data for resort a are close to symmetric wh…
A box - plot shows median, quartiles, range and distribution shape, enabling easy comparison of data between Resort A and Resort B.
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what can be said about the data for the snowfall in each resort? check …
The data from Resort A are a symmetric data set. The data from Resort B are not a symmetric data set.
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alberta diploma question a television game show has listed the followin…
$\frac{1}{4}$ or $0.25$
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multiple choice 1 point which of the following illustrates the immediat…
C. Riots broke out throughout the country, representing the most widespread example of social unrest in the country since the Civil War.
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a company vehicle is available in black or blue. a random sample includ…
125
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in the legal system, what does the presumption of innocence mean? a def…
a defendant should be considered innocent until proven guilty
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key terms, people, and ideas 1. what role does the mosque play in musli…
1. The mosque is a central place for Muslim worship, community - gathering, and religious education. 2. Sharia is Islamic religious law guiding moral, social, and legal aspects of…
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read the passage from ot by math alone\ by sandra day oconnor and roy r…
Civic education is essential for a functioning democracy, as citizenship is not automatic but learned.
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a survey was conducted at a local ballroom dance studio asking students…
35
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the snowfall data for resort a have an interquartile range of around 50…
The snowfall data for Resort A are more consistent. This means that the middle 50% of the snowfall values at Resort A are less spread out than the middle 50% of the snowfall value…
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kanya is using the internet to research the history of rock music in th…
She can check if the sites have gov, org, or edu URLs.
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compare the two box plots and use the drop - down menus to determine wh…
What is the interquartile range for ski Resort A? About 75 inches What is the interquartile range for ski Resort B? About 150 inches
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kenya is using the internet to research the history of rock music in th…
She can check if the sites have .gov, .org, or .edu URLs.
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kevin wanted to go snowboarding for his vacation. he looked up annual s…
What is the approximate median snowfall at Resort A? 275 inches What is the approximate median snowfall at Resort B? 325 inches
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select the correct answer. what type of claim is truth making in her sp…
D. Truth is making a value claim by suggesting that women deserve more rights than men.
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in a survey of 74 pet owners, 26 said they own a dog, and 40 said they …
22
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which outcome would allow asher to have a higher probability of winning…
rolling a sum of 9, rolling a sum that is less than 5, rolling a sum that is greater than 5 but less than 7
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suit observed frequency clubs 29 spades 13 hearts 15 diamonds 23 how do…
The theoretical probability of choosing a heart is $\frac{1}{16}$ greater than the experimental probability of choosing a heart.
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instructions: watch the ted - talk video and then answer the questions …
What is a "Single Story?" A simplified, one-sided narrative that reduces a group to a single characteristic, ignoring their complexity. Example: People often have a single story t…
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what did governor winthrop call puritan massachusetts, which meant it w…
A. city upon a hill
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a set of cards contains the numbers 1 through 20. mathieu chooses a car…
C. 40
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jasmines spinner is designed to reflect data she gathered by surveying …
9
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the table below shows the possible outcomes of rolling a six - sided nu…
$\frac{1}{6}$
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over the past year, becky has enjoyed 7 of the 9 movies recommended by …
9 equal - sized sections
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josiah conducts an experiment that has 4 possible outcomes. sally condu…
Josiah and Sally have the same likelihood of the experimental results being close to the predicted results because they used the same number of trials.
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latricia determines that the probability of spinning an even number and…
Latricia's solution is inaccurate. Her solution describes the probability of spinning an even number or a 3 in the same spin.
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listed below are the measured radiation absorption rates (in w/kg) corr…
$0.51, 0.75, 1.16, 1.43, 1.70$
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walter is conducting an experiment using a spinner with 4 equal section…
90
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use the accompanying radiation levels (in $\frac{w}{kg}$) for 50 differ…
$1.28$
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number of raisins in a single serving box a raisin packing company need…
$513.9$
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which describes dependent events? drawing a blue marble and a yellow ma…
None of the above
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number of raisins in a single serving box a raisin packing company need…
Number of Raisins
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tyler believes that an 8 - sided die can be used to predict whether cus…
The experimental probability is less than the theoretical probability by more than 2%.
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ava surveyed the students in her homeroom about their footwear. she fou…
2 students wearing sneakers and 1 student wearing boots
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use the accompanying radiation levels (in $\frac{w}{kg}$) for 50 differ…
30
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which statement best describes the use of a simulation to predict the p…
Randomly generate an integer from 1 to 7 two times, and the probability is $\frac{1}{7^{2}}$.
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populations, samples and hypothesis this quiz will test your knowledge …
C. observational study
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twelve of the 20 students in ms. sarnos homeroom are female. each month…
C. A bag of 15 marbles, with 9 marbles representing female students, has a marble drawn 4 times with replacement.
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populations, samples and hypothesis this quiz will test your knowledge …
C. sample survey
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the students at southern junior high school are divided into four homer…
B. Draw a marble from a bag containing 5 white marbles, 5 black marbles, 5 red marbles, and 5 green marbles, with each color representing a different homeroom. C. Use a random num…
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6. this literary term means a story that is written on two levels: both…
allegory ### Question 7
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populations, samples and hypothesis this quiz will test your knowledge …
a. A restaurant owner asks every 10th customer leaving the restaurant to rate their satisfaction.
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populations, samples and hypothesis this quiz will test your knowledge …
B. Since Tyrone surveyed only 8th graders, his sample is not representative of all middle school students.
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this quiz will test your knowledge on populations, samples and hypothes…
a. The company only surveyed its viewers but made the claim about all viewers.
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literal meanings of the words. dramatic irony- a literary device where …
A. dramatic irony
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course - algebra 2 sem2 app.gradally.com/student app/courses/1930562//a…
d. The results will likely be biased since the surveys are being filled out by people who buy the company's pancake mix.
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the students at southern junior high school are divided into four homer…
B. Draw a marble from a bag containing 5 white marbles, 5 black marbles, 5 red marbles, and 5 green marbles, with each color representing a different homeroom. C. Use a random num…
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twelve of the 20 students in ms. sarnos homeroom are female. each month…
C. A bag of 15 marbles, with 9 marbles representing female students, has a marble drawn 4 times with replacement.
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grade levels of student council members | | number of students | |--|--…
The number of outcomes representing each grade level does not change after the first student is chosen.
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question 9 (2*5 points) consider the data set 4 10 3 7 1 7 3 3 1 7 find…
Question 9 - Mean: \(4.6\) Question 9 - Median: \(3.5\) Question 10: \(26,56,72,91,100\) Question 11: \(2.14\)
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populations, samples and hypothesis this quiz will test your knowledge …
A. The sample probably contained students from other schools
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ava surveyed the students in her homeroom about their footwear. she fou…
2 students wearing dress shoes and 1 student wearing boots
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the new deal - the good and the bad in the summer of 1932, franklin d. …
- What are positives of the New Deal?: Provided relief, reformed banking, protected unions, established Social Security, offered hope via Fireside Chats. - What are the negatives …
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if theo spins the spinner 60 times, how many times should he expect it …
12
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which of the following statements accurately describes critical thinkin…
It means analyzing and solving problems.
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tyler believes that an 8 - sided die can be used to predict whether cus…
The experimental probability is less than the theoretical probability by more than 2%.
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as part of a project for math class, peter randomly interviewed 51 teen…
C. Peter only interviewed teenagers at the park, but made the claim about all park - goers.
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twelve of the 20 students in mr. skinners class brought lunch from home…
One fewer sector of the Skinner - class spinner will represent bringing lunch from home.
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this quiz will test your knowledge on populations, samples and hypothes…
B. The sample was probably biased toward students who go to the library more often.
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a restaurant owner has found that 80% of her customers return to the re…
a spinner divided into 5 congruent sectors, spun 4 times
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determine the meaning of the underlined word in the following sentence.…
A. courageous
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question 7 (5 points) the data in the figure below represents the numbe…
Question 7: 49 Question 8: width = 2, Sample size = 34
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question 1 the purposeful arrangement of visual elements in a frame is …
Question 1: B. composition Question 2: B. Order Question 3: B. Simplicity
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populations, samples and hypothesis this quiz will test your knowledge …
b. Toby only surveyed patrons at a country music concert who are probably biased toward country music.
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april and sanjay are both using tools to simulate the probability that …
Both simulations have the same theoretical probability of a 3 - child family having exactly one girl, but their experimental probabilities may differ.
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identify the meaning of the underlined word. we need to tackle this pro…
to deal with something
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question 18 compass directions are meaningless in the video world true …
Question 18: B. False Question 19: A. True Question 20: To move a subject from their original place to facilitate another shot in a way that is undetectable to the viewer: Cheat T…
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charlie and clare are playing a number - guessing game. charlie picked …
$\frac{2}{5}$
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marni and mikela are playing a color - guessing game. each player choos…
$\frac{1}{5}$
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write a summary of “totally free?” a summary is a brief, complete overv…
Lo siento, el texto proporcionado no es válido. Por favor, proporcione más detalles o aclare su pregunta para que pueda ayudarlo mejor.
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which is true of an event that is doubtless to happen? it is unlikely t…
it is certain to occur
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on a nearby pond, black and white ducks are swimming in groups of three…
1. Simulation: Flip a coin three times. Let heads represent a white duck and tails represent a black duck. Repeat the three - coin flips a large number of times. Count the number …
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a class quiz has 5 true/false questions. the correct answers are t, t, …
$\frac{1}{2}$
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mon oct 6 reading comprehension: the way to rainy mountain started: oct…
They transcended hardship through cultural meaning and myth
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sample response: the simulation tool could be a coin flip, with heads u…
The simulation tool could be a coin. One trial would require flipping a coin twice. The table would show the outcome of two coin tosses as tally marks, and indicate whether the re…
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10:30 am mon oct 6 reading comprehension: the way to rainy mountain sta…
C. Lonely and separate
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use the range - rule of thumb to identify the values that are significa…
What test scores are significantly low? A. Test scores that are less than 12.2 What test scores are significantly high? A. Test scores that are greater than 33.0
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use the range - rule of thumb to identify the values that are significa…
A. Test scores that are less than 12.2
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a town has 10,000 two - child families. design a simulation to estimate…
Simulation tool: Coin - toss. One trial: Toss a coin twice. Table headings: "Trial Number", "First Toss Outcome", "Second Toss Outcome", "Family Has Two Girls (Yes/No)"
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two evenly matched tennis players, jim and rob, are going to play a set…
B. Even numbers on the cube represent Jim, and odd numbers represent Rob. D. Odd numbers on the cube represent Jim, and even numbers represent Rob.