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Question: A financial analyst maintains that the risk, measured by the variance, of investing in emerging markets is more than 280(%). Data on 20 stocks from emerging markets revealed the following sample results: and s2 = 361 (%). Assume that the returns are normally distributed.

a. Specify the competing hypotheses to test the analyst's claim.

b. What is the value of the test statistic?

c. A t α= 0.01 specify the critical value(s).

d. Is the financial analyst's claim supported by the data?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M92635879

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