Mathematics, 15.07.2019 12:10 kaylarae1930
Arandom sample of the price of gasoline from 2020 gas stations in a region gives the statistics below. complete parts a. through c). y overbaryequals=$4.494.49, sequals=$0.260.26 a) find a 9595% confidence interval for the mean price of regular gasoline in that region.
Answers: 1
Mathematics, 21.06.2019 16:00
Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .
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Mathematics, 21.06.2019 18:30
Three times the sum of a number and seven is negative thirty-six. what is the number?
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Mathematics, 22.06.2019 00:30
1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?
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Mathematics, 22.06.2019 04:30
Fran has 7 sheets of paper for a coloring project. if she only uses 1/3of a sheet of paper per draing how many drawings can ahe make?
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Arandom sample of the price of gasoline from 2020 gas stations in a region gives the statistics belo...
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