Multiple Choice
The t-distribution for developing a confidence interval for a mean has degrees of freedom equal to
A) n + 2.
B) n +1.
C) n.
D) n - 1.
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q1: A parameter such as <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6977/.jpg" alt="A
Q2: A 90% confidence interval estimate for a
Q4: The approximate standard error of the point
Q5: The confidence interval for the population standard
Q6: In determining the sample size n for
Q7: For a given confidence level,the procedure for
Q8: In general,the paired-sample procedure is appropriate when
Q9: In past years,approximately 25% of all U.S.families
Q10: When calculating a confidence interval for the
Q11: The degrees of freedom for the t