Mathematics, 23.03.2020 16:31 shaylarreyes
You are to take a multiple-choice exam consisting of 64 questions with 5 possible responses to each question. Suppose that you have not studied and so must guess (select one of the five answers in a completely random fashion) on each question. Let x represent the number of correct responses on the test. (a) What is your expected score on the exam? (Hint: Your expected score is the mean value of the x distribution.)(b) Compute the variance and standard deviation of x. Variance =Standard deviation
Answers: 2
Mathematics, 21.06.2019 16:30, chloesmolinski0909
Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls
Answers: 1
Mathematics, 21.06.2019 19:00, AbhiramAkella
You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?
Answers: 1
Mathematics, 21.06.2019 20:00, codyshs160
The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212
Answers: 1
You are to take a multiple-choice exam consisting of 64 questions with 5 possible responses to each...
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