A pharmaceutical company operates retail pharmacies in 10 easten states. Recentlty, the company's internal audit department selected a random sample of n= 300 prescriptions issued throughout the system. The objective of the sampling was to estimate the average dollar value of all prescriptions issued by the company. The data collected were x = $13.34 and s = 3.00. Complete parts a and b below. a. The 90% confidence interval estimate for the true average sales value for prescriptions issued by the company is from $ to $. You are asked to interpret the meaning of this confidence interval by choosing the correct answer below: O A. The company believes with 90% confidence that the sample mean prescription amount is between these two amounts. O B. The company believes that the true mean prescription amount falls between these two values 90% of the time. C. There is a 0.90 probability that the true mean prescription amount is between these two values. D. The company believes with 90% confidence that the true mean prescription amount is between these two amounts.
A pharmaceutical company operates retail pharmacies in 10 easten states. Recentlty, the company's internal audit department selected a random sample of n= 300 prescriptions issued throughout the system. The objective of the sampling was to estimate the average dollar value of all prescriptions issued by the company. The data collected were x = $13.34 and s = 3.00. Complete parts a and b below. a. The 90% confidence interval estimate for the true average sales value for prescriptions issued by the company is from $ to $. You are asked to interpret the meaning of this confidence interval by choosing the correct answer below: O A. The company believes with 90% confidence that the sample mean prescription amount is between these two amounts. O B. The company believes that the true mean prescription amount falls between these two values 90% of the time. C. There is a 0.90 probability that the true mean prescription amount is between these two values. D. The company believes with 90% confidence that the true mean prescription amount is between these two amounts.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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