Answer Happy

Posted: **Mon Nov 15, 2021 10:59 am**

: Question 13 Not Yet Answered Marked Out Of 5 00 Flag Question Ona Multiple Choice Test With 5 Questions Each Question H 1 (31.55 KiB) Viewed 87 times

: Question 13 Not Yet Answered Marked Out Of 5 00 Flag Question Ona Multiple Choice Test With 5 Questions Each Question H 2 (32.57 KiB) Viewed 87 times

Question 13 Not yet answered Marked out of 5.00 Flag question Ona multiple choice test with 5 questions, each question has three possible answers, one of which is correct. For students who guess at all answers, find the standard deviation for the random variable X, the number of correct answers. a. 0.33 O b. 1.054 c. 1.1111 O d. 1.65

Question 14 Not yet answered Marked out of 5.00 Flag question On average, a professor receives 24.7 e-mails from students the day before a final exam. What sort of probability distribution will he use to calculate the probability of receiving at least 10 e-mails on such a day? A) Poisson distribution B) Binomial distribution C) All of the above D) None of the above a. D Oъ. с c. A O d. B