Estadística
Análisis de datos, distribuciones de probabilidad y pruebas de hipótesis.
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work: unit 4 - pie charts and histograms question 20, 7.2.vc - 5 hw sco…
C. 100%
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suppose you spin the spinner below 5 times. which probabilities do you …
$P(0\text{ successes}), P(1\text{ success}), P(2\text{ successes})$
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unit 4 - pie charts and histograms question 19, 7.1.rc - 3 hw score: 63…
D. 50, because the town with the smallest number of dogs, Eastwich, has only 56 dogs, and thus it could be represented by at least one full dog.
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ework: unit 4 - pie charts and preting histograms question 18, 7.1.rc -…
B. A histogram is a special bar graph, where the width of each bar represents a range of numbers.
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reviewing tally charts what is your favorite type of book? favorite boo…
21 students chose adventure books as their favorite type of book. 17 students chose mystery books as their favorite type of book. 8 students chose nonfiction books as their favori…
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economic lowdown video series—video 1: what is elasticity? 3 of 8 elast…
Quantity demanded changes proportionately more than price changes
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the double line graph to the right shows temperature highs and lows for…
68
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find the binomial distribution for flipping a coin 3 times, where \head…
$0.5$
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5. the articles of confederation did not allow the new federal governme…
The lack of a tax - collecting power under the Articles of Confederation meant the federal government had no reliable revenue source. Without money, it could not adequately fund t…
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read the excerpt from chapter 6 of animal farm. every human being held …
They are motivated by others' failures.
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what is the probability of getting a vowel (a success) for the spinner …
$\frac{40}{243}$
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what is the probability of getting a vowel (a success) for the spinner …
$P(3\text{ successes})=\frac{40}{243}$
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what is the probability of getting a vowel (a success) for the spinner …
$\frac{40}{243}$
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what is the probability of getting a vowel (a success) for the spinner …
$\frac{1}{3}$
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question 7 (multiple choice worth 2 points) (theoretical probability lc…
$\frac{2}{3}$
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youve designed a series of social media posts to promote your community…
Share the posts with a small group to gather feedback and make improvements
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question 6 (multiple choice worth 2 points) (theoretical probability lc…
For the spinner: 0%, For the die: 0.50
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a spinner with repeated colors numbered from 1 to 8 is shown. sections …
62.5%
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the table shows the mean number of basketball goals made by four random…
D. No, the variation of the sample means is too great.
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question 3(multiple choice worth 2 points) (theoretical probability lc)…
$\frac{1}{2}$
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a random sample of people is chosen to participate in a survey. for the…
B. The sample must represent the target population.
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unit 4 - pie charts and histograms question 16, 7.1.69 the line graph s…
1988
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question 2 (theoretical probability mc) joseph has a bag filled with 2 …
Question 2: C. 84% Question 3: C. $\frac{1}{2}$
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myma wants to know about how many pairs of jeans middle school students…
The average middle school student owns around two pairs of jeans.
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a group of students was surveyed in a middle - school class. they were …
0.23
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a convenience sample differs from a voluntary sample in that a convenie…
a convenience sample is structured based on accessibility to the researcher, and a voluntary sample is based on participant interest.
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the line graph shows the goals per game average for a sporting series d…
1989
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chin researched the amount of money 150 students earned per month from …
The predicted mean of the population will be less than 245.
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school newspaper staff went to three different sports games to survey s…
These samples are biased because the newspaper staff went to a basketball game, football game, and volleyball match to interview the students.
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math 98 2.2 worksheet 4. similar to wiley #21 a company’s profit after …
a) The constant 4 in the function $P(t)=1000 + 500(t - 4)$ represents the number of months. It is the number of months after which the linear - growth part of the profit function …
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lucila wondered what the average weight of each grapefruit was in a fiv…
C. 6.9 oz and 8.1 oz
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lucilla wondered what the average weight of each grapefruit was in a fi…
C. 6.9 oz and 8.1 oz
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find the median and mean of the data set below: 4, 2, 12, 34 answer att…
Median = 8 Mean = 13
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find the median and mean of the data set below: 4, 2, 12, 34 answer att…
Median = 8 Mean = 13
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lilana wants to start a seventh - grade computer club at hamden middle …
C. $\frac{18}{20}$ or $\frac{9}{10}$
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find the median and mean of the data set below: 31, 38, 35, 36, 3 answe…
Median = $35$ Mean = $28.6$
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find the median and mean of the data set below: 38, 24, 31, 24, 3, 33, …
Median = 24 Mean = 23
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4. a) explain what “no taxation without representation” means. b) expla…
A) It means citizens should not be taxed by a government in which they have no elected representatives. B) Most American adult citizens can vote to elect representatives who make …
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find the median and mean of the data set below: 12, 38, 13, 44, 18 answ…
Median = $18$ Mean = $25$
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find the median and mean of the data set below: 38, 45, 12, 27, 21, 43 …
Median = $32.5$ Mean = $31$
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mr. sanchez surveyed classes to aid in planning the end - of - year par…
Sample 2 is biased.
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which best describes a random sample? a sample in which the elements ar…
a sample in which the elements are chosen by chance
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melanie asked 15 random seventh - grade students how many soccer games …
C. $\frac{13}{15}$
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bridge to mathematics math 003 fall 2025 homework: unit 4 - pie charts …
3
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myra polled twenty - five students in her class to determine the number…
4
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homework: unit 4 - pie charts and interpreting histograms question 11, …
15
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which statement illustrates a simulation that could be used to generate…
Rolling a die; 1 or 2 represents door A, 3 or 4 represents door B, and 5 or 6 represents door C.
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ms. sanchezs students were asked how many hours they spend participatin…
2.2
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the histogram shows the projected ages of householders in the near futu…
E. 45 - 54
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tools you could use: a powerpoint presentation, an infographic, a video…
C. An infographic with key facts and visual data to summarize your findings
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question 3 data that is measurable and made with a tool, like a scale o…
Quantitative
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to conduct a survey about the type of phone service most people in gree…
D. cluster sampling
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a. if he randomly chooses one marble to give to a friend, what is the p…
1. **a. Calculate the probability of choosing a blue - marble (assuming the number of blue marbles and total marbles are known, but since not given in the text, let's assume there…
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when henry surveyed 45 seventh - grade students at random in the school…
B. About 36 seventh - grade students like reggae music.
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speech: gerunds, participles, and infinitives revising a sentence using…
Running competitively means learning everything about yourself while having the time of your life.
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now that youve decided to present to your peers, its time to think abou…
Sharing personal stories or examples of how social media affects your daily life
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mathematics. math 003 fall 2025 work: unit 4 - pie charts and reting hi…
C.
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use context clues to determine the meaning of each of your new vocabula…
- Apex: The highest point or peak. - Candid: Honest; straightforward. - Complacent: Self - satisfied; unconcerned. - Contend: Deal with; struggle against. - Distraught: Extremely …
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ework: unit 4 - pie charts and preting histograms question 7, 7.1.27 th…
3
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let k be the number of successes (green) when the spinner is spun 4 tim…
The graph is always a binomial distribution, No matter what $p$ is, $k$ can always be 0, 1, 2, 3, or 4, For values of $p$ close to 0.5, the distribution is more symmetric, For val…
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determine word meanings using prefixes inter - and anti - quiz level e …
antigrease
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mathematics. math 003. fall 2025 homework: unit 4 - pie charts and inte…
5
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select all statements below that are true about the binomial distributi…
The bar for any number \(k\) represents the probability of getting \(k\) successes in 5 flips; The number of successes, \(k\), can range from 0 (no success) to 5 (all successes); …
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what does \antinoise\ mean? without noise having less noise against noi…
against noise
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the bar graph shows the number of major storms, by month, that have mad…
$\frac{3}{67}$
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what does \interconnect\ mean? to make a connection between things to t…
to make a connection between things
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bridge to mathematics. math 003, fall 2025 homework: unit 4 - pie chart…
August
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homework: unit 4 - pie charts and interpreting histograms question 4, 7…
68000
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4 from unit 1, lesson 3 the dot plot represents the distribution of sat…
$7.52$
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perform 100 experiments by clicking the flip button below 100 times. 2 …
2
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a. describe the shape of the distribution. b. how many values are repre…
a. The distribution is right - skewed. b. 19 values are represented by the histogram. c. What is the average value of the data set represented in the histogram?
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math 003. fall 2025 4 - pie charts and grams question 4, 7.1.15 the pic…
84000
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which of the following best demonstrates how to share this real - world…
Create a short presentation that includes global statistics and facts, your personal reflections, and diverse perspectives on the issue.
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unit 4 - pie charts and histograms question 4, 7.1.15 hw score: 28.95%,…
92000
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a tech company determined that the function $r(t)=1.5t + 120$ can be us…
The total annual revenue was $120$ million in 2010.
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lesson 9 practice problems 1 technology required. the data represent th…
a. (Cannot actually create the histogram here but steps for counting frequencies in intervals are above). b. Right - skewed. c. 4 - 5
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each time you click the \flip\ button, the computer will flip four coin…
The minimum number of successes you can get in any flip of 4 coins is 0 heads. The maximum is 4 heads.
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when he got rid of the computer, desk, easy chair, and bookcase, joes b…
Having a large amount of space.
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multiple - choice question the jacobins can best be descried as _______…
D. radical
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hint: the prefix \extra-\ means beyond, or out of. they had been to the…
H. a single rail
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he had been in the nursing home only a short time, and he had to share …
F. a weak, sickly person.
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i was stopped by a police officer on april 1. unfortunately, i was info…
C. not valid
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the pictograph on the right shows the average number of wildfires in a …
90000
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question 10 of 18 view policies current attempt in progress the distanc…
The initial value is 130. It represents the distance in meters of the surfer from the shore when she caught the wave (at $t = 0$ seconds). The rate of change is -6. It represents …
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he made sure the base of the microscope was on a level surface. he didn…
F. the bottom
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the pictograph on the right shows the average number of wildfires in a …
84000
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question 9 of 18 view policies - / 1.1 current attempt in progress the …
The initial value is 1800. It represents the value of the antique (in dollars) at the time of purchase (when \(n = 0\) years have passed since the purchase). The rate of change is…
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don was a base person. he kicked dogs and used bad language. 1 in this …
D. having no decency.
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question 8 of 18 view policies current attempt in progress after a rain…
The initial value is 46. It represents the initial amount of water in the trough in gallons. The rate of change is -1.6. It represents the amount of water (in gallons) that evapor…
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unit 4 - pie charts and histograms question 3, 7.1.9 the pictograph on …
77000
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spin the spinner below. suppose that you win a prize if it lands on gre…
$p = 0.7$ $1 - p=0.3$
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what is p, the probability of success? what is 1 - p, the probability o…
The probability of success \(p=\frac{1}{4}\), the probability of failure \(1 - p=\frac{3}{4}\)
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whats meant by making connections during research? select one of four e…
Explaining how a problem is interconnected to various factors
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flip the coin below. suppose that you win a prize if it comes up heads.…
$p = 0.5$ $1 - p=0.5$
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cs. math 003. fall 2025 acheley abraham - abraham 09/15/25 9:37 pm unit…
5
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identify the mistake. explain how to correct it. 3(k + 3) - 9k=-24 3k +…
The mistake was incorrect distribution (3 times 3 was calculated as - 9 instead of 9). The correct solution is $k = 33$.
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2. the mean amount spent on daycare yearly by random samples of 10 fami…
a. The estimated mean amount spent on daycare yearly for the population (from the sample) is 9594.2. b. For the bear problem, the margin of error for the 95% confidence interval i…
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estimating population proportions from samples: 1. if a sample proporti…
1. The plausible range of values for the population proportion is from $0.45$ to $0.55$. 2. The best estimate for the population proportion of students who prefer basketball is $0…
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which statements describe characteristics of allegory? select three opt…
B. It comments on an abstract theory or historical event. D. It occurs throughout the entire length of a story. E. It contains meanings of social or political significance.
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read the excerpt from animal farm and the passage on the history of the…
C. Napoleon uses Squealer to communicate his ideas to the animals, just as Stalin used his assistants to spread propaganda to the people.