Mathematics, 27.02.2020 23:55 aneecia082203
An investor has $100 to invest and two investments between which to divide it. If she invests the entire amount in the first investment, her return will be X while if she invests the entire amount in the second investment her return will by Y. Both X and Y have mean $9 and standard deviation $3.7. The correlation between x and y is 0.3. find the mean return and risk if she invests $31 in the first investment and $69 in the second.
Answers: 3
Mathematics, 21.06.2019 17:30
The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.
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Mathematics, 21.06.2019 19:00
Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f
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Mathematics, 21.06.2019 22:00
Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0
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An investor has $100 to invest and two investments between which to divide it. If she invests the en...
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