One of the biggest issues facing e-retailers is the ability to turn browsers int

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. In the above situation, the null hypothesis will be rejected if the test statistics is

A) greater than 1.645

B) less than 1.645

C) greater than -1.645

D) less than -1.645

Explanation / Answer

A) greater than 1.645

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