Answer:
The statistical power of a hypothesis test is the probability of detecting an effect, if there is a true effect present to detect. Power can be calculated and reported for a completed experiment to comment on the confidence one might have in the conclusions drawn from the results of the study.
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Answer:
The answer is: 
Step-by-step explanation:
angles 1 and 5 are equal to each other since 
so 
Answer:
B
Step-by-step explanation:
B, because -9.2 = -4.5, which is less than -4.12. Also, 17/4 = 4.25 is less than sqrt(20), which is 4.4721
Answer: Light caused the eludes plants to photosynthesize, releasing O2 gas