Solution-Do we have sufficient evidence to reject the

Do we have sufficient evidence to reject the hypothesis

Reference no: EM131093866

Fear of darkness is a common emotion. The following data were obtained by asking 200 individuals in each age group whether they had serious fears of darkness. At α = 0.01, do we have sufficient evidence to reject the hypothesis that "The same proportion of each age group has serious fears of darkness"?

Age Group	Elementary	Jr. High	Sr. High	College	Adult
No. Who Fear Darkness	83	72	49	36	114

a. The above table is an incomplete contingency table even though at first glance it might appear to be multinomial. Explain why. (Hint: The contingency table must account for all 1000 people.)

b. Solve using the p-value approach.

c. Solve using the classical approach.

Reference no: EM131093866

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Do we have sufficient evidence to reject the hypothesis

Reference no: EM131093866

Reference no: EM131093866

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