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
For each proportion find the unknown number x 1/5/8=×/15
Answers: 1
Mathematics, 22.06.2019 03:00
Luigi is the first person to finish a 5k race and is standing 13 feet beyond the finish line. another runner, mario, is still running the race and has approximately 24 feet before he reaches the finish line. what is the distance between mario and luigi? explain through words, numbers or pictures how you found the answer.
Answers: 1
A CBS News poll asked 606 randomly selected women and 442 randomly selected men, "Do you think putti...
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