#14 0.2310.322 0.2630.154 0.04A) No6(23)-1 632).2(.26) +3 (15) + 4(84)?O+.32+1.04 B) Yes3 S+.64Find the indicated probability.11) A test consists of 10 true/false questions. To pass the test a student must answer at least 8 questionscorrectly. If a student guesses on each question, what is the probability that the student will pass11)the test?A) 0.044B 0.055C) 0.011D) 0.989Solve the problem.810.S12) The annual precipitation amounts in a certain mountain range are normally distributed with amean of 75 inches, and a standard deviation of 16 inches. What is the probability that the meanannual precipitation during 64 randomly picked years will beless than 778 inches?A) 0.580812)77.8-752814B) 0.4192C) 0.0808D) 0.919216V64Estimate the indicated probability by using the normal distribution as an approximation to the binomial distribution.13) A certain question on a test is answered correctly by 22% of the respondents. Estimate theprobability that among the next 150 responses there will be at most 40 correct answers.A) 0.899713)B) 0.9306C) 0.0694D) 0.1003Use the normal distribution to approximate the desired probability.14) A coin is tossed 20 times. A person, who claims to have extrasensory perception, is asked to predictthe outcome of each flip in advance. She predicts correctly on 14 tosses. What is the probability ofbeing correct 14 or moretimes by guessing? Does this probability seem to verify her claim?A) .0582 , no14)B) .4418 , yesC) .0582 , yesD) .4418 , no15)15) Find the probability that in 200 tosses of a fair die, we will obtain at least 40 fives.A) .3871B) .2229C) .1210D) .087162

Name: #14 0.2310.322 0.2630.154 0.04A) No6(23)-1 632).2(.26) +3 (15) + 4(84)
Uploaded: 2024-03-05T11:52:21.000Z
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Description: #14 0.2310.322 0.2630.154 0.04A) No6(23)-1 632).2(.26) +3 (15) + 4(84)?O+.32+1.04 B) Yes3 S+.64Find the indicated probability.11) A test consists of 10 true/false questions. To pass the test a student must answer at least 8 questionscorrectly. If a s