Let a be a rational number and let me be and your rational number which of the following are true statements the sum of a and B is never rational the product of a and B is rational B squared is sometimes rational a square is always rational square root of a is never rational the square root of B is never rational

Arandom sample of size n 64 is taken from a population with population proportion p 0.38 describe the sampling distribution of p. draw a graph of this probability distribution with its a. mean and standard deviation. b. what is the probability that the sample proportion is greater than 0.5? what is the probability that the sample proportion is less than 0.3? d. what is the probability that the sample proportion is between 0.35 and 0.45?