1. A budget head for SSS Sales Inc. would like to compare the daily travel expenses for the sales staff and audit staff. He collect the following sample information. Sales 105 120 140 160 100 170 160 140 130 160 180 190 Audit 130 50 90 80 70 125 180 80 110 At 0.05 significance level, can he conclude that the mean daily expenses of sales staff are greater than the audit staff?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 30PPS
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1. A budget head for SSS Sales Inc. would like to compare the daily travel expenses for the sales staff and audit staff. He collect the
following sample information.
Sales
105
120
140
160
100
170
160
140
130
160
180
190
Audit
130
50
90
80
70
125
180
80
110
At 0.05 significance level, can he conclude that the mean daily expenses of sales staff are greater than the audit staff?
2. the management of Resale Furniture, change of second hand furniture stores in Metro Manila, designed an incentive plan
for salespeople. To evaluate his innovative incentive plan, 10 sales people were selected at random, and their weekly
person
1
4
5
10
Before (Php)| 2,000.00 3,000.00 2,500.00 3,100.00 1,900.00 1,750.00 2,300.00 3,210.00 2,340.00 1,870.00
After (Php) 3,500.00 4,120.00 3,800.00 4,200.00 1,820.00 1,600.00 3,400.00o 1,900.00 2,340.00 3,290.00
Transcribed Image Text:1. A budget head for SSS Sales Inc. would like to compare the daily travel expenses for the sales staff and audit staff. He collect the following sample information. Sales 105 120 140 160 100 170 160 140 130 160 180 190 Audit 130 50 90 80 70 125 180 80 110 At 0.05 significance level, can he conclude that the mean daily expenses of sales staff are greater than the audit staff? 2. the management of Resale Furniture, change of second hand furniture stores in Metro Manila, designed an incentive plan for salespeople. To evaluate his innovative incentive plan, 10 sales people were selected at random, and their weekly person 1 4 5 10 Before (Php)| 2,000.00 3,000.00 2,500.00 3,100.00 1,900.00 1,750.00 2,300.00 3,210.00 2,340.00 1,870.00 After (Php) 3,500.00 4,120.00 3,800.00 4,200.00 1,820.00 1,600.00 3,400.00o 1,900.00 2,340.00 3,290.00
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