A corporate lawyer wonders whether the vigor of antitrust enforcement differed in the 2010s com­pared to the 2000s. A sample of 10 firms is selected from the Fortune 500 list, and the data of table below are collected. Make an appropriate hypothesis test at the 5 percent level of significance using sign test.   Number of Indictments (Charges) Firm 2000s 2010s A 5 7 B 6 8 C 2 3 D 7 9 E 10 9 F 15 20 G 9 18 H 12 7 I 8 12 J 3 7

College Algebra
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ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section9.7: Probability
Problem 4SE: What is the difference between events and outcomes? Give an example of both using the sample space...
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  1. A corporate lawyer wonders whether the vigor of antitrust enforcement differed in the 2010s com­pared to the 2000s. A sample of 10 firms is selected from the Fortune 500 list, and the data of table below are collected. Make an appropriate hypothesis test at the 5 percent level of significance using sign test.

 

Number of Indictments (Charges)

Firm

2000s

2010s

A

5

7

B

6

8

C

2

3

D

7

9

E

10

9

F

15

20

G

9

18

H

12

7

I

8

12

J

3

7

 

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