Provide an appropriate response.A small company allows its employees to use "flex-time" to decide whether to work full-time, half-time, or quarter-time. Of its 52 employees, 15 choose to work full-time, 17 are parents with small children who choose to work half-time, and 20 are students who work quarter-time after school and on Sundays. Which measure of central tendency would be best to use for measuring the average number of hours worked by the employees?
A. Mean
B. Weighted mean
C. Median
D. Mode
Answer: B
Mathematics
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Graph the ellipse.
+ 
= 1
A. 
B. 
C. 
D. 
Mathematics
Write interval notation.{x ? x ? 13.2}
A. (13.2, ?) B. (-?, 13.2] C. [13.2, ?) D. (-?, 13.2)
Mathematics
Round each number to its highest place value to estimate the product or quotient.315 ? 24
A. 96,000 B. 6300 C. 7680 D. 6000
Mathematics
Solve the problem.Graph the data in the following table as a bar graph. Use the grid that follows. 
What will be an ideal response?
Mathematics