A poll asked respondents if they had taken a vacation in the last year. The respondents were separated into two groups: those who had graduated from college and those who had not. Numbers are based on a sample size of 250 in each group. Complete parts (a) and (b) below. Took a Vacation Yes No Total College Graduate Not a College Graduate Total 179 71 250 126 124 250 305 195 500 a. If a person is randomly selected from this group, find the probability for parts (i) through (ii). i. the person is a college graduate D% (Type an integer or decimal rounded to one decimal place as needed.) ii. the person took vacation % (Type an integer or decimal rounded to one decimal place as needed.) ii. the person is a college graduate and took a vacation (Type an integer or decimal rounded to one decimal place as needed.) b. Which group is more likely to have taken a vacation in the last year: college graduates or non-college graduates? Support your answer with appropriate statistics. Select the correct choice below and fill in the answer boxes within your choice. (Type integers or decimals rounded to one decimal place as needed.) O A. The non-college graduates are more likely to have taken a vacation because % of non-college graduates took a vacation in the last year, whereas % of the college graduates took a vacation in the last year. O B. The college graduates and the non-college graduates are equally likely to have taken a vacation. % of college graduates took a vacation in the last year and % of non-college graduates took a vacation in the last year. OC. The college graduates are more likely to have taken vacation because % of college graduates took a vacation in the last year, whereas % of the non-college graduates took a vacation in the last year.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 6E
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A poll asked respondents if they had taken a vacation in the last year. The respondents were separated into two groups: those who had graduated from college and those who had not. Numbers are based on a sample size of 250 in each group.
Complete parts (a) and (b) below.
Took a Vacation
Yes
No
Total
College Graduate
Not a College Graduate
Total
179
71
250
126
124
250
305
195
500
a. If a person is randomly selected from this group, find the probability for parts (i) through (ii).
i. the person is a college graduate
%
(Type an integer or decimal rounded to one decimal place as needed.)
ii. the person took a vacation
%
(Type an integer or decimal rounded to one decimal place as needed.)
iii. the person is a college graduate and took a vacation
%
(Type an integer or decimal rounded to one decimal place as needed.)
b. Which group is more likely to have taken a vacation in the last year: college graduates or non-college graduates? Support your answer with appropriate statistics. Select the correct choice below and fill in the answer boxes within your choice.
(Type integers or decimals rounded to one decimal place as needed.)
O A. The non-college graduates are more likely to have taken
vacation because % of non-college graduates took a vacation in the last year, whereas
% of the college graduates took
vacation in the last year.
O B. The college graduates and the non-college graduates are equally likely to have taken a vacation. % of college graduates took a vacation in the last year and % of non-college graduates took a vacation in the last year.
O C. The college graduates are more likely to have taken a vacation because
% of college graduates took a vacation in the last year, whereas
% of the non-college graduates took a vacation in the last year.
Transcribed Image Text:A poll asked respondents if they had taken a vacation in the last year. The respondents were separated into two groups: those who had graduated from college and those who had not. Numbers are based on a sample size of 250 in each group. Complete parts (a) and (b) below. Took a Vacation Yes No Total College Graduate Not a College Graduate Total 179 71 250 126 124 250 305 195 500 a. If a person is randomly selected from this group, find the probability for parts (i) through (ii). i. the person is a college graduate % (Type an integer or decimal rounded to one decimal place as needed.) ii. the person took a vacation % (Type an integer or decimal rounded to one decimal place as needed.) iii. the person is a college graduate and took a vacation % (Type an integer or decimal rounded to one decimal place as needed.) b. Which group is more likely to have taken a vacation in the last year: college graduates or non-college graduates? Support your answer with appropriate statistics. Select the correct choice below and fill in the answer boxes within your choice. (Type integers or decimals rounded to one decimal place as needed.) O A. The non-college graduates are more likely to have taken vacation because % of non-college graduates took a vacation in the last year, whereas % of the college graduates took vacation in the last year. O B. The college graduates and the non-college graduates are equally likely to have taken a vacation. % of college graduates took a vacation in the last year and % of non-college graduates took a vacation in the last year. O C. The college graduates are more likely to have taken a vacation because % of college graduates took a vacation in the last year, whereas % of the non-college graduates took a vacation in the last year.
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