Mathematics, 28.02.2020 02:09, sgillespie006p3ute8
There are n questions on a multiple choice exam, and for each question, there are four choices. To pass the exam, one must correctly answer at least 70% of the questions. The student has not studied, so he/she has to resort to guessing on every question.
a. Find the probability of the student passing for n = 10.b. Find the expected number of questions answered correctly for n = 20.c. Find the variance for the number of questions answered correctly for n = 10.
Answers: 3
Mathematics, 21.06.2019 16:30, BreadOfTheBear
Hi my sisters and brothers can tell me the answer because i donβt understand the question
Answers: 1
Mathematics, 21.06.2019 21:30, stichgotrich849
Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?
Answers: 3
Mathematics, 22.06.2019 00:00, isabellecannuli
Margaret is purchasing a house for $210,000 with a 15 year fixed rate mortgage at 4.75% interest she has made a 5% down payment the house is valued at 205,000 and the local tax rate is 3.5% homeowners insurance 600 per year what are her total monthly payment
Answers: 1
There are n questions on a multiple choice exam, and for each question, there are four choices. To p...
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