Solve the Problem. -A Math Teacher Gives Two Different Tests to Measure Students

question 230

Multiple Choice

Solve the problem.
-A math teacher gives two different tests to measure students' aptitude for math. Scores on the first test are normally distributed with a mean of 22 and a standard deviation of 5. Scores on the second test are normally
Distributed with a mean of 71 and a standard deviation of 10.3. Assume that the two tests use different scales to
Measure the same aptitude. If a student scores 29 on the first test, what would be his equivalent score on the
Second test? (That is, find the score that would put him in the same percentile.)

• A) 86
• B) 83
• C) 78
• D) 85

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Definitions:

Total Cost Curve

In economics, a graphical representation that shows how total cost changes with changes in the quantity of output produced.

Break-Even Point

The financial point where total costs and total revenues are exactly equal, meaning there is no profit or loss.

Short Run

In economics, a timeframe during which the production process has limitations due to fixed resources, leading to constraints on firm adjustments and outputs.

Long Run

The long run is a period in economics during which all factors of production and outputs are variable and can be adjusted, contrary to the fixed factors present in the short run.