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Question

A random sample of 50 students was asked to estimate how much money they spent on textbooks in a year. The sample skewness of these amounts was found to be 0.83 and the sample kurtosis was 3.98. Test at the 10% level the null hypothesis that the population distribution of amounts spent is normal.

Solution

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Answered 1 year ago

Step 1

1 of 4Null hypothesis is: $H_0$- population distribution of amounts spent is normal

It's given that:

$\begin{aligned} n&=50\\ \text{skewness}&=0.83\\ \text{kurtosis}&=3.98 \end{aligned}$

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