A company attempts to evaluate the potential for a new bonus plan by selecting a sample of 4 salespersons to use the bonus plan for a trial period. The weekly sales volume before and after implementing the bonus plan is shown below. (For the following matched samples, let the difference "d" be d =after -before.)

a.State the hypotheses.
b.Compute the test statistic.
c.Use Alpha = .05 and test to see if the bonus plan will result in an increase in the mean weekly sales.

Question

A company attempts to evaluate the potential for a new bonus plan by selecting a sample of 4 salespersons to use the bonus plan for a trial period. The weekly sales volume before and after implementing the bonus plan is shown below. (For the following matched samples, let the difference "d" be d =after -before.)
  
a.State the hypotheses.
b.Compute the test statistic.
c.Use Alpha = .05 and test to see if the bonus plan will result in an increase in the mean weekly sales.

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The Answer of A company attempts to evaluate the potential for a new bonus plan by selecting a sample of 4 salespersons to use the bonus plan for a trial period. The weekly sales volume before and after implementing the bonus plan is shown below. (For the following matched samples, let the difference "d" be d =after -before.)
  
a.State the hypotheses.
b.Compute the test statistic.
c.Use Alpha = .05 and test to see if the bonus plan will result in an increase in the mean weekly sales.

A Company Attempts to Evaluate the Potential for a New