[See Solution] You are given the following data regarding a sample. 16 12 21 10 13 18 Compute the mean and the variance. Using the critical value approach
Question: You are given the following data regarding a sample.
16 12 21 10 13 18
- Compute the mean and the variance.
- Using the critical value approach test to determine if the variance of the population from which this sample is taken is significantly more than 12. Let a = 0.05. (Please set up the hypothesis first.)
Deliverable: Word Document 
![[Steps Shown] Zip, Inc. manufactures Zip drives](/images/solutions/MC-solution-library-61093.jpg "[Steps Shown] Zip, Inc. manufactures Zip drives on two different")
[Steps Shown] Zip, Inc. manufactures Zip drives on two different
![[Steps Shown] The makers of Compute-All know](/images/solutions/MC-solution-library-61094.jpg "[Steps Shown] The makers of Compute-All know that in the past,")
[Steps Shown] The makers of Compute-All know that in the past,
(See Solution) Find the derivative of the following functions:
![[Solution Library] Find the derivative of the](/images/solutions/MC-solution-library-61096.jpg "[Solution Library] Find the derivative of the following functions: Y=45X-0.5X^2")
[Solution Library] Find the derivative of the following functions: Y=45X-0.5X^2
(Steps Shown) A firm's total-revenue and total-cost functions are
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