A professor believes that the final examination scores in statistics are normally distributed.A sample of 40 final scores has been taken.You are given the sample below.The mean of the scores is 83.1,and the standard deviation is 10.43.
a.State the null and alternative hypotheses.
b.Compute the test statistic for the goodness of fit test.
c.At 99% confidence using the p-value approach,test the hypotheses.What do you conclude about the distribution of final examination scores?
Definitions:
Interest-Burden Ratio
A financial metric that measures the proportion of a company's earnings before taxes that is consumed by interest expenses.
Profit Margin
A financial metric used to evaluate a company's financial health by revealing the percentage of revenue that exceeds the costs of goods sold.
Compound Leverage Factor
A measure used in finance to quantify the effects of leveraging, or the use of borrowed funds, on the compound rate of return for an investment, highlighting both the potential gains and risks.
Channel Stuffing
This is a deceptive business practice used by a company to inflate its sales figures by forcibly pushing more products into the distribution channel than it can sell to the end customers.
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