Compute the correlation coefficient

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Statistic problem

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, 3 employees were assigned to assemble the subassemblies. They produced 7 during a one-hour period. Then 5 employees assembled them. They produced 12 during a one-hour period. The complete set of paired observations follows.

Number of
Assemblers

One-Hour Production (units)

3

7

5

12

2

3

6

14

4

9

a. The dependent variable is production; that is, it is assumed that different levels of production result from a different number of employees.

b. A scatter diagram is provided below. Based on it, does there appear to be any relationship between the number of assemblers and production?

c. Compute the correlation coefficient.

Reference no: EM131157662

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