4. A company that employs a large number of salespeople is interested in learning which of the salespeople sell the most: those strictly on commission, those with a fixed salary, or those with a reduced fixed salary plus a commission. The previous month's records for a sample of salespeople are inspected and the amount of sales (in dollars) is recorded for each, as shown in the table. Commission Plus Salary $492 Commissioned Fixed Salary $507 $450 $425 $361 $437 $432 $492 $450 $470 $483 $439 $466 $444 $467 Test to determine if a difference exists in the mean sale amounts among the three compensation systems. Test using a = .025.

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4. A company that employs a large number of salespeople is interested in learning which of the
salespeople sell the most: those strictly on commission, those with a fixed salary, or those with a
reduced fixed salary plus a commission. The previous month's records for a sample of
salespeople are inspected and the amount of sales (in dollars) is recorded for each, as shown in
the table.
Fixed Salary
$507
$361
Commission Plus Salary
$492
Commissioned
$450
$492
$470
$439
$425
$450
$437
$432
$444
$483
$466
$467
Test to determine if a difference exists in the mean sale amounts among the three compensation
systems. Test using a = .025.
ANOVA
Source of Variation
SS
df
MS
F
Factor
3112.95
Error
Total
17725.3333
Transcribed Image Text:4. A company that employs a large number of salespeople is interested in learning which of the salespeople sell the most: those strictly on commission, those with a fixed salary, or those with a reduced fixed salary plus a commission. The previous month's records for a sample of salespeople are inspected and the amount of sales (in dollars) is recorded for each, as shown in the table. Fixed Salary $507 $361 Commission Plus Salary $492 Commissioned $450 $492 $470 $439 $425 $450 $437 $432 $444 $483 $466 $467 Test to determine if a difference exists in the mean sale amounts among the three compensation systems. Test using a = .025. ANOVA Source of Variation SS df MS F Factor 3112.95 Error Total 17725.3333
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