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This assignment, you submit answers by question parts. The number of submissions remaining for each question...

Question:

this assignment, you submit answers by question parts. The number of submissions remaining for each question part only change
this assignment, you submit answers by question parts. The number of submissions remaining for each question part only changes if you submit or change the answer. ignment Scoring r last submission is used for your score. -/11 points BBUnderStat12 7.1.019. My Notes Ask Your Teac Thirty-three small communities in Connecticut (population near 10,000 each) gave an average of x = 138.5 reported cases of larceny per year. Assume that is known to be 43.7 cases year. (a) Find a 90% confidence interval for the population mean annual number of reported tarceny cases in such communities. What is the margin of error? (Round your answers to on decimal place.) lower limit upper limit margin of error (b) Find a 95% confidence interval for the population mean annual number of reported larceny cases in such communities. What is the margin of arror? (Round your answers to one decimal place.) lower limit upper limit margin of error such couries hatche r undet (c) Find a 99 confidence interval for the population mean annual number of reported lancen decimal place lower limit upper mit margin of error Type here to search

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Solution; Given that, F = 138.5 1 0 - 43.7 f n=33 cool. confidence lovel the zis *=1-90%. = 1-0.90 = 0.10 9). At 2012 = 20.05©. At 99.1.</p><p>Confidence level the z is L- 1-0.99 = = 0.01 x2 = 0.005 ; 2K12 = 70.005 = 2.576 4 99% confidence interval Poriteplease rate if it is helpfull

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