Find the length of a 99% confidence interval for the mean of the sample with a standard deviation of 4 when the sample size is 18. O a. 5.20 O b. 5.19 Oc. 5.43 Od. 5.46

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In this population data :(1,2,3,4) what is the Standard Error when a sample size of 3 is drawn.
Оа 043
O b. 0.47
Oc. 0.37
Od 0.33
Find the length of a 99% confidence interval for the mean of the sample with a standard deviation of 4 when
the sample size is 18.
Оа. 520
O b. 5.19
Ос 543
Od. 5.46
Transcribed Image Text:In this population data :(1,2,3,4) what is the Standard Error when a sample size of 3 is drawn. Оа 043 O b. 0.47 Oc. 0.37 Od 0.33 Find the length of a 99% confidence interval for the mean of the sample with a standard deviation of 4 when the sample size is 18. Оа. 520 O b. 5.19 Ос 543 Od. 5.46
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