Question: 6.3 Q3 Let p be the population proportion for the following condition. Find the point estimates for p and q. Of 845 childrensurveyed, 83 plan

6.3

Q3

Let p be the population proportion for the following condition. Find the point estimates for p and q.

Of 845 childrensurveyed, 83 plan to join the armed forces in the future.

Q4

Use the given confidence interval to find the margin of error and the sample proportion.

(0.782,0.806)

Q5

In a survey of 2095 adults in a recentyear, 1412 say they have made a NewYear's resolution.

Construct90% and95% confidence intervals for the population proportion. Interpret the results and compare the widths of the confidence intervals.

Q6

In a survey of 2121 adults in a recentyear, 750 made a NewYear's resolution to eat healthier.

Construct90% and95% confidence intervals for the population proportion. Interpret the results and compare the widths of the confidence intervals.

Q7

In a survey of 3017 adults, 1484 say they have started paying bills online in the last year.

Construct a99% confidence interval for the population proportion. Interpret the results.

Q8

In a survey of 2260 adults, 745 say they believe in UFOs.

Construct a 90% confidence interval for the population proportion of adults who believe in UFOs.

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