Age discrimination: The following table presents the numbers of employees, by age group, who were promoted, or not promoted, in a sample drawn from a
certain industry during the past year.
Age
Under 30
30-39
40-49
50 and Over
Promoted
17
31
20
22
Not Promoted
48
48
51
47
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Can you conclude that the people in some age groups are more likely to be promoted than those in other age groups? Use the $\alpha = 0.10$ level of significance and
the P-value method with the TI-84 Plus calculator.
Part 1 of 4
(a) State the null and alternate hypotheses.
$H_0$: The people in all age groups are
$\blacktriangle$ equally likely to be promoted.
$H_1$: The people in all age groups are not
$\blacktriangle$ equally likely to be promoted.
Part: 1 / 4
Part 2 of 4
(b) Find the P-value. Round your answer to at least four decimal places.
The P-value is
X
5