How many students are described in the two-way table

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Question: Smoking by students and parents Here are data from a survey conducted at eight high schools on smoking among students and their parents:

290_Smoking.png

(a) How many students are described in the two-way table? What percent of these students smoke?

(b) Give the marginal distribution (in percents) of parents' smoking behavior, both in counts and in percents.

Reference no: EM131755037

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