Answer to Question #340642 in Statistics and Probability for Jhon

Question

1. In a plant nursery, the owner thinks that the length of seedlings in a box sprayed with a new kind of fertilizer has an average height of 25cm after. One researcher randomly selected 40 such seedlings and calculated the meanheight to be 28cm and the standard deviation was 8cm.Proceed with the test using a= 0.01

Answer 1

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