TABLE 7-4
According to a survey, only 15% of customers who visited the web site of a major retail store made a purchase. Random samples of size 50 are selected.
-Referring to Table 7-4, the average of all the sample proportions of customers who will make a purchase after visiting the web site is______ .

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The Answer of TABLE 7-4
According to a survey, only 15% of customers who visited the web site of a major retail store made a purchase. Random samples of size 50 are selected.
-Referring to Table 7-4, the average of all the sample proportions of customers who will make a purchase after visiting the web site is______ .

TABLE 7-4 According to a Survey, Only 15% of Customers Who Visited