A survey was conducted to determine if the air travel anxiety depends upon the frequency of air travel. The number of passengers self -reporting air travel anxiety based on their frequent fliers status is as follows.
Anxiety
No Anxiety
Total
Not a frequent fliers
10
30
40
Frequent Fliers
20
40
60
Total
30
70
100
Write the answers of the following questions:
Write the Null and Alternative Hypothesis.
What is expected frequency corresponding to the observed frequency 40?
What is the degree of freedom for this testing?
If the calculated value of test statistic is 0.79 and the critical value of with is 3.841, write a statement whether you reject the null hypothesis or not.
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