Mathematics, 22.09.2020 01:01 andr8aa
The average price for a gallon of gasoline in the United States is and in Russia it is . Assume these averages are the population means in the two countries and that the probability distributions are normally distributed with a standard deviation of in the United States and a standard deviation of in Russia. a. What is the probability that a randomly selected gas station in the United States charges less than per gallon (to 4 decimals)
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Mathematics, 21.06.2019 12:40
Jamie is hiking up a small mountain. he climbs up at a constant rate of 300 feet/hour until he reaches the peak at 1,500 feet. after that, he hikes down at the same rate to the base of the mountain. the equation that models jamie’s elevation, e, after t hours is e = . jamie’s elevation will be 600 feet after hours and after hours.
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Mathematics, 21.06.2019 15:00
How to determine whether two known pairs of points are on the same line.
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Mathematics, 21.06.2019 17:00
The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation
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Mathematics, 21.06.2019 19:30
Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 2
The average price for a gallon of gasoline in the United States is and in Russia it is . Assume thes...
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