Question
In: Statistics and Probability
A random sample of 18 college men's basketball games during the last season had an average...
A random sample of 18 college men's basketball games during the last season had an average attendance of 5,059 with a sample standard deviation of 1,774
a. Construct an 80% confidence interval to estimate the average attendance of a college men's basketball game during the last season.
The 80% confidence interval to estimate the average attendance of a college men's basketball game during the last season is from a lower limit of_______
to an upper limit of _______(Round to the nearest whole numbers.)
Solutions
Expert Solution
We have given that,
Sample mean =5059
Sample standard deviation =1774
Sample size =18
Level of significance=1-0.80=0.2
Degree of freedom =17
t critical value is (by using t table)=
1.3334
Confidence interval formula is
=(4501.47,5616.53)
Lower confidence limit= 4502
Upper confidence limit= 5617
The 80% confidence interval to estimate the average attendance of
a college men's
basketball game during the last season is from a lower limit of
4502 to an upper limit of 5617
orchestra answered 1 year agoRelated Solutions
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