Mathematics, 27.10.2020 03:20, YbnNahmir

According to Thompson Financial, last year the majority of companies reporting profits had beaten estimates. A sample of 162 companies showed that 94 beat estimates, 29 matched estimates, and 39 fell short. A. What is the point estimate of the proportion that fell short of estimates?
B. Determine the margin of error and provide a 95% confidence interval for the proportion that beat estimates. If required, round your answers to four decimal places.
C. How large a sample is needed if the desired margin or error is 0.04?

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According to Thompson Financial, last year the majority of companies reporting profits had beaten es...