As part of a study, the selling prices of a random sample of 30 homes in a particular neighborhood were gathered. The sample mean was x with bar on top equals $ 234 comma 000 and the sample standard deviation was s = $28,500. Answer the following questions to create a 95% confidence interval for µ, the mean selling price of all homes in this neighborhood. A. Find the critical value (just enter the number):

B. Compute the maximal margin of error. Do not use the dollar symbol ($). Just enter the number, rounded to the nearest whole dollar:

C. Give the 95% confidence interval. Use bracket symbols like we did in class. Do not use dollar symbols ($). Write the smaller number first, the larger number second, separated by a comma:
As part of a study, the selling prices of a random sample of 30 homes in a particular neighborhood were gathered. The sample mean was x with bar on top equals $ 234 comma 000 and the sample standard deviation was s = $28,500. Answer the following questions to create a 95% confidence interval for µ, the mean selling price of all homes in this neighborhood. A. Find the critical value (just enter the number): B. Compute the maximal margin of error. Do not