Mathematics, 11.01.2020 05:31 kathleendthomas
Marks on a public health test follow a normal distribution with a mean of 77 and a standard deviation of 11. what is the approximate 40th percentile of the mark distribution (40% of data is equal or less than what mark)?
Answers: 3
Mathematics, 21.06.2019 18:30, WendigoMeow
How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?
Answers: 1
Mathematics, 21.06.2019 19:50, leximae2186
The graph shows the distance kerri drives on a trip. what is kerri's speed?
Answers: 3
Mathematics, 21.06.2019 20:30, attp203
Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.
Answers: 3
Mathematics, 22.06.2019 01:30, iBrain
Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30
Answers: 1
Marks on a public health test follow a normal distribution with a mean of 77 and a standard deviatio...
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