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Turning Browsers into Buyers

Sample question: One of the biggest issues facing e-retailers is the ability to turn browsers into buyers. This is measured by the conversion rate, the percentage of browsers who buy something in their visit to a site. The conversion rate for a company's website was 10.1%. The website at the company was redesigned in an attempt to increase its conversion rates. A samples of 200 browsers at the redesigned site was selected. Suppose that 24 browsers made a purchase. The company officials would like to know if there is evidence of an increase in conversion rate

at the 5% level of significance. the parameter the company officials is interested in is:
A) the mean number of browsers who buy something in their visit to the
company's website.
B) the proportion of browsers who buy something in their visit to the company's
website.
C) the mean number of company officials who buy something in their visit to the
company's website.
D) the total number of browsers who buy something in their visit to the
company's website

Solution Preview

In this question, the claim is there is an increase in conversion rate, or the proportion of browsers who choose to buy something. Therefore, B ...

Solution Summary

The significance of mean numbers of browsers for a company's website is examined.

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