Mathematics, 12.02.2021 16:10 nefertiri64
A CBS News poll asked 606 randomly selected women and 442 randomly selected men, "Do you think putting a special tax on junk food would encourage more people to lose weight?" 170 of the women and 102 of the men said "Yes." A 99% confidence interval for the difference (Women – Men) in the true proportion of people in each population who would say "Yes" is –0.020 to 0.120.
a. Does the confidence interval provide convincing evidence that the two population proportions are different? Explain your answer.
b. Does the confidence interval provide convincing evidence that the two population proportions are equal? Explain your answer.
Answers: 3
Mathematics, 21.06.2019 17:30, chaparro0512
Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10
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Mathematics, 21.06.2019 22:30, lamooothegoat
The pair of coordinates that do not represent the point( 5,150’) is a. (5,-210) b. (5,210) c. (-5,330) d. (-5,-30)
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On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table
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A CBS News poll asked 606 randomly selected women and 442 randomly selected men, "Do you think putti...
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