Q8

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. Answer the following. (If necessary, consult a list of formulas.) (a) Find the mean of p, where p gives the proportion of the 600 stocks that went up yesterday that will go up today. X ? 0 (b) Find the standard deviation of p. (c) Compute an approximation for P (p