Question

A telemarketing company wants to find out if people are more likely to answer the phone between 8pm and 9pm than between 7pm and 8pm. Out of 96 calls between 7pm and 8pm, 72 were answered. Out of 105 calls between 8pm and 9pm, 90 were answered.
Using a one-sided hypothesis test with a 90% confidence level, which of the following statements do these data support?
Source
There is not sufficient evidence that the proportion of people who answer the phone between 8pm and 9pm is greater than the proportion who answer the phone between 7pm and 8pm.
People are more likely to answer the phone between 8pm and 9pm.
Telemarketers should not call at all during the evenings.
People are more likely to answer the phone between 7pm and 8pm.

Answer 1

Answer:

People are more likely to answer the phone between 8pm and 9pm

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