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The human resources department of a large investment bank announced that the number of people it interviews monthly has a mean of 100 with a variance of 240.25. The management of the bank suspects that the variance exceeds 240.25. Suppose that the management wants to take a small sample of months and carry out a hypothesis test to see if its suspicions have support. State the null hypothesis Ho and the alternative hypothesis #, that it would use for this test. Ho: X P H: 0 D S 00 020 0=0 0*0 X 2