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4.25 A sample of 500 respondents was selected in a large metropolitan area to study consumer...

4.25
A sample of 500 respondents was selected in a large
metropolitan area to study consumer behavior, with the following
results:

ENJOYS SHOPPING GENDER
FOR CLOTHING Male Female Total

Yes 149 195 344
No 114 42 156
Total 263 237 500


a. Suppose the respondent chosen is a female. What is the
probability that she does not enjoy shopping for clothing?
b. Suppose the respondent chosen enjoys shopping for clothing.
What is the probability that the individual is a male?
c. Are enjoying shopping for clothing and the gender of the
individual independent? Explain

math   Statistics-And-Probability   
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牛2-1 0-1キ42 2-3チ ー 149 10-ct331 344 500 で0

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