Asked by AZALEA RODRIGUEZ on May 27, 2024

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Refer to Table 5.4. If at Job B the $20 outcome occurs with probability .2, and the $50 outcome occurs with probability .8, then in absolute value:

A) Y = Z = $6.
B) Y = Z = $24.
C) Y = Z = $35.
D) Y = $24; Z = $6.
E) Y = $6; Z = $24.

Absolute Value

Represents the distance of a number from zero on the number line, disregarding its direction (positive or negative).

Probability

A branch of mathematics that deals with calculating the likelihood of a given event's occurrence.

  • Apprehend the notions of variance and standard deviation as benchmarks for quantifying risk.
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AP
Adison Ph??ngJun 01, 2024
Final Answer :
D
Explanation :
From the table, we can see that the outcome of Job B is either $20 or $50. Since the probabilities are given, we can calculate the expected value of each outcome as follows:

Expected value of $20 outcome = $20 x 0.2 = $4
Expected value of $50 outcome = $50 x 0.8 = $40

The total expected value of Job B is the sum of the expected values of the outcomes, which is:

Total expected value = $4 + $40 = $44

To find the values of Y and Z, we need to compare the expected value of Job B to the expected value of the bundle.

Expected value of the bundle = Y x 0.3 + Z x 0.7

Since the bundle consists of five jobs, each with an equal probability of 0.2, we know that the expected value of the bundle must be:

Expected value of the bundle = (Y + Z)/2

Setting these two expressions for the expected value equal to each other and solving for Y and Z gives:

(Y + Z)/2 = $44
Y + Z = $88

Since Y and Z are equal in absolute value, they must each be $44/2 = $22. However, the answer choices only give options in absolute value, so we choose the pair with one value of $24 and one value of $6:

Y = $24; Z = $6 (or vice versa)