Ch9.2. HighTech Incorporated randomly tests its employees about company policies. Last year in the 490 random tests cond
Posted: Wed Jul 06, 2022 12:08 pm
Ch9.2.
HighTech Incorporated randomly tests its employees about companypolicies. Last year in the 490 random tests conducted, 12 employeesfailed the test.a. What is the point estimate of thepopulation proportion that failed the test? (Roundyour answers to 1 decimal places.)
b. What is the margin of error for a 99%confidence interval estimate? (Round your answers to 3decimal places.)
HighTech Incorporated randomly tests its employees about companypolicies. Last year in the 490 random tests conducted, 12 employeesfailed the test.a. What is the point estimate of thepopulation proportion that failed the test? (Roundyour answers to 1 decimal places.)
b. What is the margin of error for a 99%confidence interval estimate? (Round your answers to 3decimal places.)