In the general population, political party affiliation is 30% republican, 55% democratic and 15% oth


Question: In the general population, political party affiliation is 30% republican, 55% democratic and 15% other. To determine whether this distribution is also found among the elderly, in a sample of 100 senior citizens, we find 18 republicans, 64 democrats and 18 other.

A) What are Ha and Ho?

B) What is Fe for each group?


C) Compute X2obt

D) With alpha = .05, what do you conclude about party affiliation in the population of senior citizens?

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