As the number of credit hours a student takes in a semester increases, the amount of tuition, the amount of access fees, and the number of student loans available also increase. Which of the following is the independent variable?
A. Amount of access fees
B. Amount of tuition
C. Number of student loans available
D. Number of credit hours
A change in number of credit hours result in a change in the amount of access fees, amount of tuition, and availability of student loans. Thus, number of credit hours is the independent variable.
Therefore, the Correct Answer is D.
More Questions on TEAS 7 Math
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Q #1: A bag contains five green balls, four red balls, and three yellow balls. If one ball is randomly selected from the ball, which of the following is the probability that the ball is red?
A. 5/12
B. ¼
C. ½
D. 1/3
Answer Explanation
The probability of an event is determined by the relation
Finding the probability of drawing the red ball, we need to find the total number of balls in the bag.
Total number of balls in the bag=5+4+3=12 balls
The probability of drawing a red ball from the bag is 1/3.
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Q #2: Which of the following is an appropriate unit of measure to express the length of a dollar bill?
A. Decameters
B. Kilometers
C. Centimeter
D. Meters
Answer Explanation
Centimeter is the appropriate unit to measure the length of a dollar bill.
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Q #3: Which of the following is the mean of the test scores listed below? 100, 78, 47, 84, 93, 78
A. 80
B. 78
C. 96
D. 87
Answer Explanation
The mean of a data set is the total scores divided by the number of tests.
Total test scores =100+78+47+84+93+78=480
Number of tests =6
Mean test score =480/6=80
The mean test score is 80.
