Statistics Question!!!?
Enjoys shopping Male Female Total
Yes- 136 224 360
No 104 36 140
Total 240- 260 500
1. What is the probability that the respondent is a male?
2. Suppose the respondent chosen is a female.
3. What is the probability that she does not enjoy shopping for clothing?
4.Suppose the respondent chosen enjoys shopping for clothing.
5. What is the probability that the individual is a male?
6. Are enjoying shopping for clothing and the gender of the individual statistically independent? Explain? (Note: You must use statistics to answer this question.)
Favorite Answer
2. P(female) = 260 / 500 = 13 / 25
3. P(she does not) = P(no | female) = P(female and no) / P(female) = 36 / 260
4. P(yes) = 360 / 500
5. P(male and yes) = 136 / 500
6. use a chi square test: you’ll find a p-value of 2.2 * 10 ^ -6, so the rows are not independent.
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