Mathematics, 29.10.2020 03:00 gpere6722
A random sample of 25 U. S. residents was selected using census data from the year 2000. The dotplot below shows the distribution of total personal income (in thousands) for the members of the sample. The mean of this distribution is $25,615 and the standard deviation is $25,333.What percent of the sample had total personal incomes within two standard deviations of the mean?
Answers: 1
Mathematics, 21.06.2019 14:00
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Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.
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Mathematics, 21.06.2019 21:50
Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x
Answers: 1
A random sample of 25 U. S. residents was selected using census data from the year 2000. The dotplot...
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