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 12:30
Chip worked at the animal shelter for 6 hours each week for several weeks. he worked for a total of 42 hours. which of the following can be used to find the number of weeks chip worked at the animal shelter?
Answers: 1
Mathematics, 21.06.2019 20:30
Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.
Answers: 3
Mathematics, 21.06.2019 21:30
The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?
Answers: 1
The mean yearly rainfall in sydney, australia, is about 137 mm and the standard deviation is about 6...
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