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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 am using your study notes and I know of at least 5 other friends of mine who used it and passed the exam last Dec. Keep up your great work!
Barnes
Learning Outcome Statements
explain the central limit theorem and its importance for the distribution and standard error of the sample mean
CFA® 2024 Level I Curriculum, Volume 1, Module 7.