. Consider a random variable (r. v.) X ' N(8, 16). State whether the following statements are true or false: a. The probability of obtaining an X value of greater than 12 is about 0.16. b. The probability of obtaining an X value between 12 and 14 is about 0.09. c. The probability that an X value is more than 2.5 standard deviations from the mean value is 0.0062.

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a diamond or heart. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability of randomly selecting a diamond or heart or club. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability of randomly selecting queen or club. (type an integer or a decimal rounded to three decimal places as needed.)