Question
The director of research and development is testing a new medicine.She believes the new medicine relieves pain in more than 306 seconds.For a sample of
The director of research and development is testing a new medicine.She believes the new medicine relieves pain in more than 306 seconds.For a sample of 60 patients, the mean time in which the medicine pain was 312 seconds with a population standard deviation of 22.Use 0.05 significance level.
What is the null hypothesis?choose an answer
Ho:306
Ho:306
Ho:=306
What is the alternative hypothesis? choose answer
Ha:>306
Ha:306
Ha:<306
What is the z-test statistic?
____ fill out
What is the p-value?Round the answer to three decimal places.
____ fill out
What is the conclusion when you compare the p-value and the level of significance (alpha)? choose answer
A. Reject the null hypothesis
B. Fail to reject the null hypothesis
Fail to reject the null hypothesis
What is the conclusion based on the original claim?choose answer
A. At the 0.05 level of significance, the medicine relieves pain in more than 306 seconds.
B. At the 0.05 level of significance, the medicine relieves pain in not more than 306 seconds.
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Financial Algebra advanced algebra with financial applications
Authors: Robert K. Gerver
1st edition
978-1285444857, 128544485X, 978-0357229101, 035722910X, 978-0538449670
