Answer:
17
Step-by-step explanation:
Answer:
20
Step-by-step explanation:
70-50 is 20
Answer: c. Level of Significance
This is the alpha value
alpha is a greek letter with the symbol 
A type 1 error is when the researcher rejects the null, but the null was true (meaning the researcher shouldn't have rejected the null).
Answer is D. 14
3 times 6 is 18 and minus 4 is 14
0.825200
(correct me if I’m wrong)