4) A sample of 500 people were asked how many credit cards they have. The results are recorded in the probability distri
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4) A sample of 500 people were asked how many credit cards they have. The results are recorded in the probability distri
4) A sample of 500 people were asked how many credit cards they have. The results are recorded in the probability distribution below. According to this data, what is the average number of credit cards a person has? P(x) Number Of Credit Cards (x) 1 .06 2 .11 3 4 5 6 7 18 .26 .20 11 .09
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