Claim: The average rain fall is 4.5 inches. A random sample of 7 revealed a mean of 4.93 inches and a sample standard deviation of 0.59. Use the p-value method at a 5% significance level to test the claim. αα = [three decimal accuracy] p-value = [three decimal accuracy] Conclusion Reject H0H0 Fail to Reject H0H0
Claim: The average rain fall is 4.5 inches. A random sample of 7 revealed a mean of 4.93 inches and a sample standard deviation of 0.59. Use the p-value method at a 5% significance level to test the claim. αα = [three decimal accuracy] p-value = [three decimal accuracy] Conclusion Reject H0H0 Fail to Reject H0H0
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.3: Special Probability Density Functions
Problem 7E
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Claim: The average rain fall is 4.5 inches.
A random sample of 7 revealed a mean of 4.93 inches and a sample standard deviation of 0.59. Use the p-value method at a 5% significance level to test the claim.
αα = | |
[three decimal accuracy] | |
p-value = | |
[three decimal accuracy] | |
Conclusion | |
|
Determine αα corresponding to a critical z-score of -0.842 in a left-tail test.
α = | |
[three decimal accuracy] |
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