A poll was conducted of 2538 Americans who were employed full time about the gender gap in pay. Half were men, and half were women. One question asked: “I believe men and women at my company are paid equally for equal work.” The number giving each response is shown below. Response: Men Women Agree 966 785 Disagree 263 361 Not sure 40 123 Part 1 of 3 (a)If a person who participated in the survey is selected at random, what is the probability that he or she disagreed? Write as a decimal rounded to two decimal places. The probability that he or she disagreed is approximately

A poll was conducted of 2538 Americans who were employed full time about the gender gap in pay. Half were men, and half were women. One question asked: “I believe men and women at my company are paid equally for equal work.” The number giving each response is shown below. Response: Men Women Agree 966 785 Disagree 263 361 Not sure 40 123 Part 1 of 3 (a)If a person who participated in the survey is selected at random, what is the probability that he or she disagreed? Write as a decimal rounded to two decimal places. The probability that he or she disagreed is approximately

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

Response: Men Women

Agree 966 785

Disagree 263 361

Not sure 40 123

Part 1 of 3

(a)If a person who participated in the survey is selected at random, what is the probability that he or she disagreed? Write as a decimal rounded to two decimal places.

The probability that he or she disagreed is approximately

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26. A survey conducted by the Bureau of Labor Statistics found that 67% of high school graduating class of 2007 went on to college the following year, while 44% of the class was working. Furthermore, 92% were either in college or working, or both. a. What percentage went on to college and work at the same time? b. What percentage went on to college but not work? c. What percentage were neither in college nor work?
Regarding the context regarding the coronavirus pandemic, see the table below, which refers to 5 groups of people infected with the coronavirus and the number of deaths in each group. a) You, student, by observing the data tabulated in the table above, come to what conclusion about the absolute frequency of the second grade? b) João, a person observing the table, calculates and states that the relative frequency of the fourth class is 48.46% and informs that 48.46% of the number of deaths occurred in the group with the number greater than or equal to 70 and less than or equal to 80 infected. Do you agree with João's calculation and interpretation? If you agree or disagree, provide the calculation and interpretation that justifies your choice. c) Going deeper, Maria, another person who looks at the table, interprets that 16 deaths occurred in the group with a number greater than or equal to 40 and less than 70 infected people. When you see this interpretation that Maria made, do you…
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City Time (minutes) Rome 24.9 Milan 26.8 Naples 26.2 Turin 28.1 Palermo 31.7 Genoa 25.8 Bologna 23.3 Florence 32.1 Bari 28.5 Catania 24.4 Verona 29.3 Venice 24.8 Messina 38.1 Padua 28.3 Trieste 28.4 Taranto 24.6 Prato 20.1 Modena 23.4 a) What is the mean commute time for these 18 cities? b) What is the median commute time for these 18 cities? c) What is the mode for these 18 cities? d) What is the variance and standard deviation of commute times for these 18 cities? e) Find the z – score value of commute time for these 18 cities. f) Find 28th and 77th Percentile of commute times for these 18 cities.
18. A poll was taken of 14,056 working adults aged 40-70 to determine their level of education. The participants were classified by sex and by level of education. The results were as follows. Male Female Total Education Level High School or Less Bachelor's Degree 3141 2434 5575 3619 3761 7380 472 Master's Degree 534 52 43 7346 6710 14,056 1006 95 Ph.D. Total A person is selected at random. Compute the following probabilities: (d) The probability that the selected person is male, given he has a Master's degree (e) The probability that the selected person does not have a Master's degree, given it is a male (f) The probability that the selected person is female, given that she has a Bachelor's degree (g) The probability that the selected person has a Ph.D, given it is a female
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3. The director of library services at Fairmont College did a survey of types of books (by subject) in the circulation library. Then she used library records to take a random sample of 4217 books checked out last term and classified the books in the sample by subject. The results are shown below. Subject Area % Books in Circ Library on this Subject No. of Books in the Sample on this Subject Business 32% 1210 Humanities 25% 956 Natural Science 20% 940 Social Science 15% 814 Other Subject 8% 297 Using a 5% level of significance, test the claim that the subject distribution of books in the library fits the distribution of books checked out by students.
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A survey was taken on course selection and gender. The results are represented in the table below. Воys Girls ТОТAL Band 27 17 44 Team Sports 64 46 110 Neither 13 22 ТОТAL 104 72 176 What percentage of those surveyed are girls? Round to the nearest percent. % are girls.