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The production department of Celltronics International wants to explore the relationship between the number of employees...

The production department of Celltronics International wants to explore the relationship between the number of employees who assemble a subassembly and the number produced. As an experiment, two employees were assigned to assemble the parts. They produced 15 during a one-hour period. Then, four employees assembled them. They produced 25 during a one-hour period. The complete set of paired observations follows:
Number of Assemblers
One-Hour Production (units)
2
15
4
25
1
10
5
40
3
30
Required:
a. Determine the independent and dependent variables
b. Determine the regression equation
c. Estimate the selling price of a 10-year old car
d. Interpret the regression equation.
e. Determine the standard error of the estimate
f. Construct a 98% confidence interval for Y, if a car is 10-year old
g. Construct a 98% prediction interval for Y, if a car is 10-year old

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