You Are Interested In Estimating The The Mean Age Of The Citizens Living In Your Community In Order To Do This You Pla 1 (28.75 KiB) Viewed 16 times
You Are Interested In Estimating The The Mean Age Of The Citizens Living In Your Community In Order To Do This You Pla 2 (25.12 KiB) Viewed 16 times
You are interested in estimating the the mean age of the citizens living in your community. In order to do this, you plan on constructing a confidence interval; however, you are not sure how many citizens should be included in the sample. If you want your sample estimate to be within 4 years of the actual mean with a confidence level of 96%, how many citizens should be included in your sample? Assume that the standard deviation of the ages of all the citizens in this community is 20 years. (Use Excel to find the appropriate critical value and round it to 3 decimal places.) Sample Size:
You are interested in estimating the the mean weight of the local adult population of female white-tailed deer (doe). From past data, you estimate that the standard deviation of all adult female white-tailed deer in this region to be 37 pounds. What sample size would you need to in order to estimate the mean weight of all female white-tailed deer, with a 97% confidence level, to within 8 pounds of the actual weight? (Use Excel to find the appropriate critical value and round to 3 decimal places.) Sample Size:
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!