Mathematics, 26.04.2021 23:40, zaniyastubbs9

L 11.6.3 Test (CST): Sampling and Confidence intervals WA
Question 15 of 25
A 90% confidence interval is found to be (120, 140). What is the margin of
error?
O A. 10
OB. 18
O C. 9
OD. 20
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L 11.6.3 Test (CST): Sampling and Confidence intervals WA
Question 15 of 25
A 90% conf...