Multiple Choice
A random sample of 20 observations is selected from a normally distributed population. The sample variance is 12. What is the upper limit of the 95% confidence interval for the population variance?
A) 6.940
B) 7.564
C) 22.536
D) 25.599
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q89: Which of the following best describes the
Q90: We are testing for the difference between
Q91: Matched pairs sampling may be used when
Q92: In testing <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4962/.jpg" alt="In testing
Q93: A random sample is selected from a
Q95: An assumption behind the t distribution is
Q96: Two independent samples are selected at random
Q98: To estimate with 95% confidence the average
Q131: The test for the equality of two
Q161: The F distribution is symmetric.