farhadi2
19.11.2019 •
Mathematics
Suppose a researcher decided to test a hypothesis that adding compost to tomato plants increases mean tomato mass. she knew the standard deviation of the mass of all tomato plants, so she chose a one-sample ‑test using a simple random sample of 50 plants that received compost. she used a significance level of . the power of her test to detect a difference in mean tomato mass of 25 g or more was 0.98. what is the probability, , that the researcher will make a type ii error and fail to conclude that adding compost increases mean tomato mass when, in fact, adding compost increases mean tomato mass by 25 g or more? give your answer as a decimal, precise to two decimal places.
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Ответ:
True.
Step-by-step explanation: