The management of Discount Furniture, a chain of discount furniture stores in the Northeast, designed an incentive plan for salespeople. To evaluate this innovative plan, 12 salespeople were selected at random, and their weekly incomes before and after the plan were recorded.

Salesperson	Before	After
Sid Mahone	$320	$340
Carol Quick	290	285
Tom Jackson	421	475
Andy Jones	510	510
Jean Sloan	210	210
Jack Walker	402	500
Peg Mancuso	625	631
Anita Loma	560	560
John Cuso	360	365
Carl Utz	431	431
A. S. Kushner	506	525
Fern Lawton	505	619

Hint: For the calculations, assume the "After" data as the first sample.

Click here for the Excel Data File

1.	State the decision rule for .05 significance level:H0: d 0;H1: d> 0.(Round your answer to 3 decimal places.)

RejectH0ift>

2.	Compute the value of the test statistic.(Round your answer to 2 decimal places.)

Value of the test statistic

3.	Compute thep-value.(Round your answer to 2 decimal places.)

p-value is greater than(Click to select)0.0050.00050.025and less than(Click to select)0.10.010.05.

4.	Was there a significant increase in the typical salesperson's weekly income due to the innovative incentive plan? Use the 0.05 significance level.

(Click to select)Fail to rejectReject

H₀. There is

(Click to select)a significantno significant

increase in the typical salesperson's weekly

income dueto the innovative incentive plan.