Mathematics, 10.06.2021 19:10 lsrgb
Empirical research on stock market data for two consecutive trading days indicates that 40% of the stocks that went up on the first day also went up on the second day. Yesterday, 600 stocks went up.
a. Find the mean of p, where p gives the proportion of the 600 stocks that went up yesterday that will go up today.
b. Find the standard deviation of p.
c. Compute an approximation for P(p > 0.38 , which is the probability that more than 38% of the stocks that went up yesterday will go up again today. Round your answer to four decimal places.
Answers: 3
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Empirical research on stock market data for two consecutive trading days indicates that 40% of the s...
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