P-value and significance level

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Reference no: EM13113183

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.

Sid: before $320, after $340

Carol: before $290, after $285

Tom: before $421, after $475

Andy: before $510, after $510

Jean: before $210, after $210

Jack: before $402, after $560

Peg: before $625, after $631

Anita: before $560, after $560

John: before $360, after $365

Carl: before $431, after $431

A.S.: before $506, after $525

Fern: before $505, after $619

Was there a significant increase in the typical salesperson's weekly income due to the innovative incentive plan? Use the .05 significance level. Estimate the p-value, and interpret it.

Reference no: EM13113183

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