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According to Thomson Financial, last year the majority ofcompanies reporting profits had beaten estimates. A sample of 162companies showed that 96 beat estimates, 29 matched estimates, and37 fell short.(a)What is the point estimate of the proportion that fell short ofestimates? If required, round your answer to four decimalplaces.pshort=(b)Determine the margin of error and provide a 95% confidenceinterval for the proportion that beat estimates. If required, roundyour answer to four decimal places.ME =(c)How large a sample is needed if the desired margin of error is0.05? If required, round your answer to the next integer.n*=
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