A recent national survey found that high school students watched

A recent national survey found that high school students watched an average (mean) of 6.8 DVDs per month, with a population standard deviation of 0.5 DVDs per month. The distribution of the number of DVDs watched follows the normal distribution. A random sample of 36 college students revealed that the mean number of DVDs watched last month was 6.2. At the 0.05 significance level, can we conclude that college students watch fewer DVDs a month than high school students?

(a) State the null hypothesis and the alternative hypothesis. 

(b) State the decision rule. 

(c) Compute the value of the test statistic. 

(d) What is your decision regarding H0?

(e) What is the p-value? Interpret it.

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...

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