Multiple Choice
In a sample of 12 participants,a researcher estimates the 80% CI for a sample with a mean of M = 22.3 and an estimated standard error ( 
) of 4.7.What is the confidence interval at this level of confidence?
A) 80% CI 12.1,32.5
B) 80% CI 17.6,27.0
C) 80% CI 15.9,28.7
D) There is not enough information to answer this question.
Correct Answer:
Verified
Correct Answer:
Verified
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