gth of the confidence interval by h prmation, it is impossible to determ erval by half.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Mark the following statement True or False. If you believe that the statement is false, briefly explain why you think it is
false.
If the sample size is doubled from n = 50 ton= 100, the length of the confidence interval is reduced by half.
.....
Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
O A. The statement is false. To reduce the length of the confidence interval by half, the sample size must be
increased to.
(Type a whole number.)
O B. The statement is false. To reduce the length of the confidence interval by half, the sample size must be
decreased to:
(Type a whole number.)
O C. The statement is true.
D. The statement is false. Without more information, it is impossible to determine the sample size required in order
to reduce the length of the confidence interval by half.
Transcribed Image Text:Mark the following statement True or False. If you believe that the statement is false, briefly explain why you think it is false. If the sample size is doubled from n = 50 ton= 100, the length of the confidence interval is reduced by half. ..... Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The statement is false. To reduce the length of the confidence interval by half, the sample size must be increased to. (Type a whole number.) O B. The statement is false. To reduce the length of the confidence interval by half, the sample size must be decreased to: (Type a whole number.) O C. The statement is true. D. The statement is false. Without more information, it is impossible to determine the sample size required in order to reduce the length of the confidence interval by half.
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