For the following question(s), refer to the digraph below.
Which of the following is not a path from vertex A to vertex E in the digraph?
A. A, B, E
B. A, B, C, B, E
C. A, C, B, E
D. A, B, D, E
E. all of these are paths from A to E.
Answer: D
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The scores on a 30-point multiple-choice exam are given in the following frequency table:
The median score on the exam is
A. 25.5. B. 26. C. 26.5. D. 25. E. none of these
Construct a frequency distribution for the data using 5 classes.
Use the following information to answer question, 24 students in an engineering class were asked to record the number of hours spent in a lab during a week. The results are listed below. 3, 10, 21, 14, 8, 5, 1, 4, 13, 7, 9, 6, 11, 10, 6, 7, 12, 16, 1 , 7, 14, 1, 11, 8
Complete the following:(a) Write the equation in slope-intercept form.(b) Give the slope and y-intercept of the line.3x + 7y = 37
A. (a) y = 
x + 
(b) 
; 
B. (a) y = - 
x + 
(b) - 
; 
C. (a) y = - 
x + 
(b) - 
; 
D. (a) y = 
x + 
(b) 
; 
Solve the problem.The difference of the reciprocals of two consecutive integers is 1/56. Find the integers.
A. 8 and 9 or -8 and -9 B. 6 and 7 or -6 and -7 C. 28 and 29 or -28 and -29 D. 7 and 8 or -7 and -8