5. (10 pts) As part of an experiment on root metabolism, a plant physiologist gr

Question

5. (10 pts) As part of an experiment on root metabolism, a plant physiologist grew birch tree seedlings in the green-house. He flooded four seedlings with water for one day and analyzed the roots for ATP coutent. The results are siven below. 1.45 1.19 1.05 1.07 Use a t test to investigate the true average of flooded seedlings is i 15. Use a =005 6, (10 pts) A sample of n=33 observations has a sample mean of 2.879. If an assumed known population standard deviation = 0.325 is used, calculate the p-value for the testing of hypotheses. (a) H0 : = 3.0 vs. Ha : 3.0 (b) Ho:1123.5 vs. Ha :

Explanation / Answer

Ans 6.

a)

The p-value is p=0.0325

b)

The p-value is p=0

PS: We are directed to solve only one question if multiple questions are posted

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