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#reading-9-probability-concepts

Question

Expected values make more sense when viewed in the long run or the short run?

Answer

over the long run.

Tags

#reading-9-probability-concepts

Question

Expected values make more sense when viewed in the long run or the short run?

Answer

?

Tags

#reading-9-probability-concepts

Question

Expected values make more sense when viewed in the long run or the short run?

Answer

over the long run.

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#### Parent (intermediate) annotation

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An easier way to interpret expected value is as follows: If a number of such concerts were held, the organizers can expect to achieve a profit of $14,000 for each concert. So expected values actually make more sense when viewed over the long run.

#### Original toplevel document

**Subject 6. Expected Value, Variance, and Standard Deviation of a Random Variable**

fit that will be made the remaining 50% of the time more than offsets this and creates an overall expected profit. However, with a one-off concert, there is a major risk involved, particularly in the event of unfavorable weather. <span>An easier way to interpret expected value is as follows: If a number of such concerts were held, the organizers can expect to achieve a profit of $14,000 for each concert. So expected values actually make more sense when viewed over the long run. The variance of a random variable is the expected value (the probability-weighted average) of squared deviations from the random variable's expected value. &

An easier way to interpret expected value is as follows: If a number of such concerts were held, the organizers can expect to achieve a profit of $14,000 for each concert. So expected values actually make more sense when viewed over the long run.

fit that will be made the remaining 50% of the time more than offsets this and creates an overall expected profit. However, with a one-off concert, there is a major risk involved, particularly in the event of unfavorable weather. <span>An easier way to interpret expected value is as follows: If a number of such concerts were held, the organizers can expect to achieve a profit of $14,000 for each concert. So expected values actually make more sense when viewed over the long run. The variance of a random variable is the expected value (the probability-weighted average) of squared deviations from the random variable's expected value. &

status | not learned | measured difficulty | 37% [default] | last interval [days] | |||
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repetition number in this series | 0 | memorised on | scheduled repetition | ||||

scheduled repetition interval | last repetition or drill |

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