A simple random sample of 1,000 United States adults was collected to investigate whether gender and being a coffee drinker are independent. The results are summarized in the table with the expected counts shown in parentheses. Coffee Drinker? Yes No Total Gender Male 191 (148.5) 299 (341.5) 490 Female 112 (154.5) 398 (355.5) 510 Total 303 697 1,000 Which statement is true about whether the conditions for the chi-square test for independence have been met?
A simple random sample of 1,000 United States adults was collected to investigate whether gender and being a coffee drinker are independent. The results are summarized in the table with the expected counts shown in parentheses. Coffee Drinker? Yes No Total Gender Male 191 (148.5) 299 (341.5) 490 Female 112 (154.5) 398 (355.5) 510 Total 303 697 1,000 Which statement is true about whether the conditions for the chi-square test for independence have been met?
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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A simple random sample of 1,000 United States adults was collected to investigate whether gender and being a coffee drinker are independent. The results are summarized in the table with the expected counts shown in parentheses.
| Coffee Drinker? | ||||
| Yes | No | Total | ||
| Gender | Male | 191 (148.5) | 299 (341.5) | 490 |
| Female | 112 (154.5) | 398 (355.5) | 510 | |
| Total | 303 | 697 | 1,000 |
Which statement is true about whether the conditions for the chi-square test for independence have been met?
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