What are you assuming when you use the simple formula for effect size?

A professor has received a grant to travel to an archaeological dig site. The grant includes funds for three graduate students to accompany the professor. If there are six graduate students available to the professor and all the funds are to be used (i.e., three students will go), how many choices does the professor have?
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Faisal borrowed $3,000, $3,500, and $4,000 from his father on January 1 of 3 successive years at college. Faisal and his father agreed that interest would accumulate on each amount at the rate of 5% compounded semi-annually. Faisal is to start repaying the loan on the January 1 following graduation. What consolidated amount will he owe at that time?

A manufacturing company is considering producing a new product. The variable cost of the new product is $60 per unit, and the total fixed costs are $75,000 for a month. The company could produce 1,500 units per month, and sell the product for $125 each. What is the break-even point as a percent of capacity?

A) 81.2%
B) 76.9%
C) 75%
D) 72.4%
E) 63%

What is the sufficient sample size to use for the central limit theorem?

A) at least 25
B) at least 26
C) at least 30
D) at least 31

Which of the following is used to add values in a range of cells using Microsoft Excel?

A) ADD(range)
B) MIN(range)
C) SUM(range)
D) PLUS(range)