Employee I has a higher productivity rating than employee II and a measure of the total productivity of the pair of employees is
40Y1 20Y2. Find the variance of this measure of productivity. (Round your answer to two decimal places.)
1 answer:
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9514 1404 393
Answer:
C, D
Step-by-step explanation:
The applicable rules of exponents are ...
(a^b)(a^c) = a^(b+c)
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The correct equations are the last two.
For the first two, the appropriate products are ...
