Hugger Polls contends that an agent conducts a mean of 53 in-depth home surveys every week.

Hugger Polls contends that an agent conducts a mean of 53 in-depth home surveys every week. A streamlined survey form has been introduced, and Hugger wants to evaluate its effectiveness. The number of in-depth surveys conducted during a week by a random sample of agents are:

53 57 50 55 58 54 60 52 59 62 60 51

At the 0.05 level of significance, can we conclude that the mean number of interviews conducted by the agents is more than 53 per week?

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orchestra answered 2 years ago

Hugger Polls contends that an agent conducts a mean of 53 in-depth home surveys every week....

Hugger Polls contends that an agent conducts a mean of 53 in-depth home surveys every week. A streamlined survey form has been introduced, and Hugger wants to evaluate its effectiveness. The number of in-depth surveys conducted during a week by a random sample of 15 agents are: 53 57 50 55 58 54 60 52 59 62 60 60 51 59 56 Click here for the Excel Data File At the 0.05 level of significance, can we conclude that the...

In a recent study of 53 ninth-grade students, the mean number of hours per week that...

In a recent study of 53 ninth-grade students, the mean number of hours per week that they played video games was 72. The standard deviation of the population was 4.3. Find the 84% confidence interval for the mean of the time playing video games.

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Hugger Polls contends that an agent conducts a mean of 53 in-depth home surveys every week.

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Hugger Polls contends that an agent conducts a mean of 53 in-depth home surveys every week....

In a recent study of 53 ninth-grade students, the mean number of hours per week that...