Knowing the population standard deviation, a 95% confidence interval infers that the population mean ___________.
A) Is between 0 and 100%
B) Is within ±1.96 standard deviations of the sample mean
C) Is within ±1.96 standard errors of the sample mean
D) Is too large
Correct Answer:
Verified
Q17: When using the t-distribution to calculate a
Q21: Which statement(s)is(are)correct about the t-distribution?
A)The mean is
Q22: The distribution of Student's t has _.
A)A
Q24: A sample standard deviation is the best
Q26: When we use a confidence interval to
Q27: What kind of distribution is the t-distribution?
A)Continuous
B)Discrete
C)Subjective
D)A
Q29: What is the interpretation of a 96%
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