Mathematics, 16.10.2019 22:30 neariah24
The mean yearly rainfall in sydney, australia, is about 137 mm and the standard deviation is about 69 mm ("annual maximums of," 2013). assume rainfall is normally distributed. a.) state the random variable. b.) find the probability that the yearly rainfall is less than 100 mm. c.) find the probability that the yearly rainfall is more than 240 mm. d.) find the probability that the yearly rainfall is between 140 and 250 mm. e.) if a year has a rainfall less than 100mm, does that mean it is an unusually dry year? why or why not? f.) what rainfall amount are 90% of all yearly rainfalls more than?
Answers: 1
Mathematics, 21.06.2019 22:00, reesewaggoner8
Uestion 1(multiple choice worth 5 points) (05.02)alex wants to paint one side of his skateboard ramp with glow-in-the-dark paint, but he needs to know how much area he is painting. calculate the area of the isosceles trapezoid. isosceles trapezoid with top base 12 feet, bottom base of 18 feet, and height of 6 feet. 72 ft2 84 ft2 90 ft2 108 ft2
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Mathematics, 21.06.2019 23:50, trippie4life
Determine the area of a triangle with (see picture below)
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Mathematics, 22.06.2019 02:00, princess6039
The poll report includes a table titled, “americans using cash now versus five years ago, by age.” the age intervals are not equal. why do you think the gallup organization chose the age intervals of 23–34, 35–54, and 55+ to display these results?
Answers: 3
The mean yearly rainfall in sydney, australia, is about 137 mm and the standard deviation is about 6...
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