Multiple Choice
The margin of error used in a confidence interval is found by ________.
A) multiplying the standard error and zα/2
B) multiplying the population standard deviation and the sample size
C) dividing the population standard deviation by the sample size
D) multiplying the level of confidence and the standard error
Correct Answer:
Verified
Correct Answer:
Verified
Q31: The central limit theorem states that if
Q32: Compare and contrast confidence intervals and prediction
Q33: Peak Previously Played Picks buys and sells
Q34: A sample mean should never be used
Q35: Compare and contrast simple random,systematic,stratified,and cluster sampling.
Q37: A sampling plan should contain all of
Q38: The most common probabilistic sampling technique is
Q39: The level of confidence for a confidence
Q40: The t-distribution is a family of probability
Q41: From a sample of 25 items,a sample