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Basic Question 6 of 11
For x, a normal random variable with mean = 70 and standard deviation = 5, taking all samples of size n = 16, the distribution of the x-bars is normal with parameters ______.
B. mean = 70 and standard deviation = 0.8
C. mean = 70 and standard deviation = 1.25
A. N = 16 and p = 0.8
B. mean = 70 and standard deviation = 0.8
C. mean = 70 and standard deviation = 1.25
User Contributed Comments 1
| User | Comment |
|---|---|
| GouldenOne | I though that was the formula for standard error of the sampling mean. Error is also the formula for standard deviation which is given? |
I used your notes and passed ... highly recommended!
Lauren
Learning Outcome Statements
explain the central limit theorem and its importance for the distribution and standard error of the sample mean
CFA® 2025 Level I Curriculum, Volume 1, Module 7.