FIND THE TEST STATISTIC VALUE AND ITS CONCLUSION FOR THE PROBLEM BELOW. THE PRESIDENT OF A SERVICE UTILITY CLAIMS THAT 60 PERCENT OF HIS 500,000 CUSTOMERS ARE VERY SATISFIED WITH THE SERVICE THEY RECEIVE. TO TEST THIS CLAIM, THE LOCAL NEWSPAPER SURVEYED CUSTOMERS, USING SIMPLE RANDOM SAMPLING. AMONG THE SAMPLED CUSTOMERS, 64 PERCENT SAY THEY ARE VERY SATISFIED. BASED ON THESE FINDINGS, CAN WE REJECT THE PRESIDENT'S HYPOTHESIS THAT 64% OF THE CUSTOMERS ARE VERY SATISFIED? USE A 0.01 LEVEL OF SIGNIFICANCE.

FIND THE TEST STATISTIC VALUE AND ITS CONCLUSION FOR THE PROBLEM BELOW. THE PRESIDENT OF A SERVICE UTILITY CLAIMS THAT 60 PERCENT OF HIS 500,000 CUSTOMERS ARE VERY SATISFIED WITH THE SERVICE THEY RECEIVE. TO TEST THIS CLAIM, THE LOCAL NEWSPAPER SURVEYED CUSTOMERS, USING SIMPLE RANDOM SAMPLING. AMONG THE SAMPLED CUSTOMERS, 64 PERCENT SAY THEY ARE VERY SATISFIED. BASED ON THESE FINDINGS, CAN WE REJECT THE PRESIDENT'S HYPOTHESIS THAT 64% OF THE CUSTOMERS ARE VERY SATISFIED? USE A 0.01 LEVEL OF SIGNIFICANCE.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 3E

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