please do 37 and 39 b. please do and show work.
please do 37 and 39 b. please do and show work. 37) A recent study finds...
can you please do 30, 31, 37, 39b and show work? 30) A machine has a probability 0.03 of producing a defective glf b When 3 golf balls are manufactured by this machine, find the probability that none of the golf balls is defective 31) When three people are selected randomly, find the probability that their birthdays are all different 32) The mean credit card debt for college students in the U.S. is $2100. Is 2100 a parameter or statistic?...
Please do 39 A and C. Show all work please! 39) A random sample of 300 Mt. SAC students majoring in math or psychology is selected. These students were asked whether they are happy with their majors. The results are summarized in the following table: Happy . Unhappy Math 100 20 Psychology . 10 170 a) When one student is selected randomly from this group, find the probability this student is happy with the choice of major given that the...
Can you please do 17 b, 18,and 21 and show all work? c) Construct a cumulative distribution table 17) The following table data are characteristics of voting-age population regarding a recent election Males Fem ales Voted 230 370 Did not vote 400 240 a) When a person is chosen at random, find the probability that the person did not vote, given that the person is female b) When a person is chosen at random, find the probability that the person...
17 b, 18, and 21 please and show all work. c) Construct a cumulative distribution table 17) The following table data are characteristics of voting age population regarding a recent election Males Fem ales Voted 230 370 Did not vote 400 240 a) When a person is chosen at random, find the probability that the person did not vote, given that the person is female b) When a person is chosen at random, find the probability that the person is...
#8) please explain and show all work B: Selecting an adult man who works part time 6) At a small four-year college, all freshmen and sophomores are required to enroll in exactly one of the following math classes: Math I, Math I or Math 200 freshmen and 450 sophomores are enrolled in Math I, 350 freshmen and 400 sophomores are enrolled in Math II, and 250 freshmen and 300 sophomores are enrolled in Math l. a) Find the probability that...
A study on class demographics found that 60% of the students are engineering majors, 20% are mathematics majors, and 5% are studying both engineering and math. Suppose a random student from class is chosen. Let E stand for the event that an engineering student is selected and let M stand for the event that a mathematics major is selected. Suppose a random student is selected. Calculate the following. (a) P(MC) = 0.8 (b) P(E or M) = 0.75 (c) P(E...
A recent study has shown that 28% of 18-34 year olds check their Facebook/Instagram feeds before getting out of bed in the morning, If we sampled a group of 150 18-34 year olds, what is the probability that the number of them who checked their social media before getting out of bed is: a.) At least 34? b.) No more than 50? c.) between 40 and 44 (including 40 and 44)? Use the Normal Approximation to the Binomial distribution to...
The table summarizes results from pedestrian deaths that were caused by automobile accidents. Pedestrian Deaths Driver Intoxicated? Pedestrian Intoxicated? Yes No Yes 55 77 No 233 611 If one of the pedestrian deaths is randomly selected, find the probability that the pedestrian was intoxicated. (Round your answer to 4 decimal places.) Probability = B. Giving a test to a group of students, the grades and gender are summarized below. Round your answers to 4 decimal places. Grades and Gender A...
Thank You for the help . to Probability In a study of brand recognition, 1172 consumers knew of Honda, and 38 did not. Use these results to estimate the probability that a randomly selected consumer will recognize Honda. Report the answer as a percent rounded to one decimal place accuracy. You need not enter the "%" symbol. % prob 0.97 Points possible: Unlimited attempts Score on last attempt: 0. Score in gradebook: 0 License 2 Homework Compound Probabilities robabilities Giving...
Please do 47 and 48 and please show all work 47) From a group of 80 people, a jury of 12 people is to be selected. In how many ways can a jury of 12 people be selected? 48) In a group of 10 persons, 4 have a Type A personality and 6 have a type B personality. When three people are chosen randomly without replacement, find the probability that at least one person has a Type A personality