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Suppose the salary of x-ray technicians is normally distributed with a population standard deviation of $5,640. A sample of 55 salaries of x-ray technicians was taken and the sample mean salary was $61,880. a. Calculate the margin of error for a 99% confidence interval rounded to two decimal places. The full set up of the expression for the margin of error must be shown in order to receive full credit. Construct and find the 99% confidence interval for the population mean salary of an x-ray technician Round the confidence interval to whole numbers. The full set up of the confidence interval must be shown in order to receive full credit. B 1 S ***

Suppose the salary of x-ray technicians is normally distributed with a population standard deviation of $5,640. A sample of 55 salaries of x-ray technicians was taken and the sample mean salary was $61,880. a. Calculate the margin of error for a 99% confidence interval rounded to two decimal places. The full set up of the expression for the margin of error must be shown in order to receive full credit. Construct and find the 99% confidence interval for the population mean salary of an x-ray technician Round the confidence interval to whole numbers. The full set up of the confidence interval must be shown in order to receive full credit. B 1 S ***

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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Suppose the salary of x-ray technicians is normally distributed with a population standard deviation of $5,640. A sample of 55 salaries of x-ray technicians was taken and the sample mean salary was $61,880. a Calculate the margin of error for a 99% confidence interval rounded to two decimal places. The full set up of the expression for the margin of error must be shown in order to receive full credit. Construct and find the 99% confidence interval for the population mean salary of an x-ray technician Round the confidence interval to whole numbers. The full set up of the confidence interval must be shown in order to receive full credit. B 1 - Hill Fa S +4 D
Transcribed Image Text:Suppose the salary of x-ray technicians is normally distributed with a population standard deviation of $5,640. A sample of 55 salaries of x-ray technicians was taken and the sample mean salary was $61,880. a Calculate the margin of error for a 99% confidence interval rounded to two decimal places. The full set up of the expression for the margin of error must be shown in order to receive full credit. Construct and find the 99% confidence interval for the population mean salary of an x-ray technician Round the confidence interval to whole numbers. The full set up of the confidence interval must be shown in order to receive full credit. B 1 - Hill Fa S +4 D
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