On a standardized exam, the scores are normally distributed with a mean of 69 and a
standard d...
Mathematics, 30.03.2020 22:16 macylen3900
On a standardized exam, the scores are normally distributed with a mean of 69 and a
standard deviation of 20. Find the z-score of a person who scored 89 on the exam.
Answers: 3
Mathematics, 21.06.2019 13:30
34 cup. a serving of vegetable soup is 23 cup. the restaurant sold 20 servings of chicken noodle soup and 18 servings of vegetable soup. how many more cups of chicken noodle soup did they sell than cups of vegetable soup?
Answers: 2
Mathematics, 21.06.2019 15:00
Which represents the inverse of the function f(x) = 4x? h(x) = x + 4 h(x) = x β 4 h(x) = x h(x) = x
Answers: 1
Mathematics, 21.06.2019 19:00
Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.
Answers: 3
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