I. Follow the steps in testing hypothesis to answer the problem: 1. A manufacturer of flashlight batteries claims that the average life of his product will exceed 40 hours. A company is willing to buy a very large shipment of batteries if the claim is true. A random sample of 36 batteries is tested, and it is found that the sample mean is 45 hours. If the population of batteries has a standard deviation of 5 hours, is it likely that the batteries will be bought?
I. Follow the steps in testing hypothesis to answer the problem: 1. A manufacturer of flashlight batteries claims that the average life of his product will exceed 40 hours. A company is willing to buy a very large shipment of batteries if the claim is true. A random sample of 36 batteries is tested, and it is found that the sample mean is 45 hours. If the population of batteries has a standard deviation of 5 hours, is it likely that the batteries will be bought?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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Question
Follow the steps in testing hypothesis to answer the problem.
STEP 1. Specify the Null Hypothesis
STEP 2. Specify the Alternative Hypothesis
STEP 3. Set the Significance Level
STEP 4. Calculate the Test Statistic and Corresponding P-Value
STEP 5. Drawing a Conclusion
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