Multiple Choice
In a sample of 28 participants,a researcher estimates the 95% CI for a sample with a mean of M = 1.5 and an estimated standard error ( ) of 0.3.What is the confidence interval at this level of confidence?
A) 95% CI 1.0,2.0
B) 95% CI 1.2,1.8
C) 95% CI 0.9,2.1
D) There is not enough information to answer this question.
Correct Answer:

Verified
Correct Answer:
Verified
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