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A sample of 150 individuals (males and females) was surveyed, and the individuals were asked to...

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Question

Basic Math

A sample of 150 individuals (males and females) was surveyed,and the individuals were asked to indicate their yearly incomes.Their incomes were categorized as follows.

Category 1

$20,000

up to

$40,000

Category 2

$40,000

up to

$60,000

Category 3

$60,000

up to

$80,000

Income Category

Male

Female

Category 1

10

30

Category 2

35

15

Category 3

15

45

We want to determine if yearly income is independent ofgender.

a. Compute the test statistic.

b. Using the p-value approach, test to determine if yearlyincome is independent of gender. Use ? = .05. Briefly discuss.

Answer & Explanation Solved by verified expert
4.0 Ratings (825 Votes)
aH0 Null Hypothesis Yearly income is independent of genderHA Alternative Hypothesis Yearly income is dependent ongendrObserved    See Answer
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