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Tonyt Tonyt
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2 weeks ago

A lottery is conducted that involves the random selection of numbers from 0 to 4. To make sure that the lottery is fair, a sample of 250 was taken. The following results were obtained:

Value

Frequency

0

40

1

45

2

55

3

60

4

50


a.State the null and alternative hypotheses to be tested.
b.Compute the test statistic.
c.The null hypothesis is to be tested at the 5% level of significance. Determine the critical value from the table.
d.What do you conclude about the fairness of this lottery?

Textbook 

Essentials of Statistics for Business and Economics


Edition: 7th
Authors:
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Boba155Boba155
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More solutions for this book are available here


a.H0: p0 = p1 = p2 = p3 = p4 = 0.2
Ha: The population proportions are not p0 = p1 = p2 = p3 = p4 = 0.2
b.5
c.9.488
d.Do not reject the null hypothesis; it is fair


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