Salary Gain over 5 Years Medium Large Small 15 21 15 (Under $50K) (S50K $100K) (
ID: 3044839 • Letter: S
Question
Salary Gain over 5 Years Medium Large Small 15 21 15 (Under $50K) (S50K $100K) (Over S100K) 30 Tuition Under $40K $40K-$50K Over $50K 36 45 What is the probability a randomly selected graduate school of business has tuition of $40K-$50K and has graduates seeing Medium Salary Gain over 5 years? a. What is the probability a randomly selected graduate school of business has tuition over $50K? b. c. What is the probability a randomly selected graduate school of business has tuition under $40K and graduates who see large salary gains over 5 years?Explanation / Answer
Answer:
small
medium
large
Total
<40
15
30
3
48
40-50
21
33
3
57
>50
15
36
45
96
Total
51
99
51
201
a).
P=33/201 =0.1642
b).
P=96/201 =0.4776
c).
P=3/201 =0.014925
small
medium
large
Total
<40
15
30
3
48
40-50
21
33
3
57
>50
15
36
45
96
Total
51
99
51
201
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