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BMS2024:Wilcoxon Rank-Class exercise

Total questions: 7

Worksheet time: 4mins

Name
Class
Date
1.

What is the type of hypothesis test for this problem?

a)

Two tailed test

b)

Right-tailed test

c)

Left-tailed test

2.

Which group should be labelled as Group 1?

a)

Bob's Portfolio

b)

Tom's Portfolio

3.

At alpha 0.05, what is the critical value?

a)

 ±1.28\pm1.28  

b)

 ±1.96\pm1.96  

c)

 +1.645+1.645  

4.

What is the value of sum of rank; T1?

a)

135

b)

118

c)

115

5.

What is the test statistic value?

a)

+2.55

b)

-1.32

c)

+1.32

6.

What is the decision of this test?

a)

Reject H0

b)

Do not reject H0

7.

What the conclusion can be made for this test?

a)

The medians of the stocks value are the same

b)

There is significant difference in the medians of the stocks values