Mathematics, 25.02.2022 21:40 court3138
A certain region of America with over 500,000 households has a mean household income of $70,000 with a standard deviation of $20,000. Economists plan to take random samples of 625 households and calculate the sample mean income -x for each sample. Calculate the mean and standard deviation of the sampling distribution of -x.
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Mathematics, 21.06.2019 15:40
He amount of carbon-14 present in animal bones t years after the animal's death is given by p(t)equals=upper p 0 e superscript negative 0.00012097 tp0e−0.00012097t. how old is an ivory tusk that has lost 26% of its carbon-14?
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Mathematics, 21.06.2019 17:00
Somone me i want to know what 18 hours out of 24 hours in a fraction
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Mathematics, 21.06.2019 18:50
Which of the following is a function? a.) {(-2, -4/5), (-1,-,,-1)} b.) {(-2,,1/,3/,1)} c.) {(-22)} d.) {(-21)}
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Mathematics, 21.06.2019 19:30
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A certain region of America with over 500,000 households has a mean household income of $70,000 with...
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