Answer true or false to each statement concerning a confidence interval for the

Question

Answer true or false to each statement concerning a confidence interval for the population mean. (a) The length of the confidence interval can be determine if you know only margin of error. (b) The margin of error can be determine if you know only the length of the confidence interval. (c) The confidence interval can be obtained if you know only the margin of error. (d) The confidence interval can be obtained if you know only the margin of error and the sample mean. (e) The margin of error can be determined if you know only the confidence level.

Explanation / Answer

Answer to the question;

a. FALSE. You must also know Sample mean
b. FALSE. You must also know Sample mean
c. FALSE. For same reason as a
d. TRUE. This is what we need
e. FALSE. Know sample mean also to get determine margin of error

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