At William Tysdall University all new freshmen are given an English placement ex
ID: 2963898 • Letter: A
Question
At William Tysdall University all new freshmen are given an English placement exam. The top score on the exam is 40 points. The following table shows the range of scores on the placement exam and the final grade students got in their freshman composition course.
Score
A
B
C
D
F
Row Total
0-10
12
7
12
19
31
81
11-20
28
55
76
28
11
198
21-30
40
72
51
12
4
179
31-40
57
43
19
15
15
149
Totals
137
177
158
74
61
607
a. What is the probability that a student will get a
Score
A
B
C
D
F
Row Total
0-10
12
7
12
19
31
81
11-20
28
55
76
28
11
198
21-30
40
72
51
12
4
179
31-40
57
43
19
15
15
149
Totals
137
177
158
74
61
607
Explanation / Answer
1.) 137/607
2.) 15/74
3.) 15/149
4.) 55/177
5.) 51/158
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