HYPOTHESIS TESTING 1. Analyze the problem 2. Formulate the null and alternative hypothesis 3. Determine the tails of the test 4. Determine the test to be used 5. Compute 6. Conclude Instruction: Using the steps in hypothesis testing, test the following hypotheses using the appropriate test statistic.  A sports researcher would like to determine if the “wonder wristband” can increase the speed of runners. He took the 100m dash time of

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
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STEPS IN STATISTICAL
HYPOTHESIS TESTING

1. Analyze the problem
2. Formulate the null and alternative hypothesis
3. Determine the tails of the test
4. Determine the test to be used
5. Compute
6. Conclude

Instruction:
Using the steps in hypothesis testing, test the following hypotheses using the appropriate test statistic. 

A sports researcher would like to determine if the “wonder wristband” can increase the speed of runners. He took the 100m dash time of 6 runners before wearing the bracelet, their time follows: 9.82, 10.12, 7.89, 8.12, 8.59, 8.49 and then the same runners’ time while wearing the bracelet: 9.99, 10.52, 7.50, 6.54, 8.99, 6.87. Find out if there is a significant difference in time without the bracelet and with the bracelet.

 

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