Mathematics, 07.05.2020 04:57 samaragreen34
) In a poll conducted by the General Social Survey, 81% of respondents said that their jobs were sometimes or always stressful. Ten workers are chosen at random. (a) What is the probability that exactly 8 of them find their jobs stressful? (b) What is the probability that fewer than 5 find their jobs stressful? (c) What is the mean number who find their jobs stressful in a sample of 10 workers? (d) What is the standard deviation of the number who find their jobs stressful in a sample of 10 workers?
Answers: 2
Mathematics, 21.06.2019 18:00
Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.
Answers: 3
Mathematics, 21.06.2019 20:30
Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0
Answers: 2
Mathematics, 21.06.2019 22:30
Convert (-3,0) to polar form. a. (3,0’) b. (-3,180’) c. (3,180’) d. (3,360’)
Answers: 1
) In a poll conducted by the General Social Survey, 81% of respondents said that their jobs were som...
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