Mathematics, 27.07.2019 00:00 croxy0514
The scores for the mathematics portion of a standardized test are normally distributed with a mean of 514 points and a standard deviation of 117 points. what is the probability that a randomly selected student has a score of 631 points or less on the test? use the standard normal distribution and a calculator or table to estimate the probability. someone pls
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Mathematics, 21.06.2019 17:30
25 ! the line of best fit is h = 5a + 86. predict the height at age 16.
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Mathematics, 21.06.2019 18:30
Which value would be a solution for x in the inequality 47-4x< 7
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Mathematics, 21.06.2019 20:00
The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?
Answers: 2
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