1. The distribution of B.A. degrees conferred by local college is listed below,
ID: 3363923 • Letter: 1
Question
1. The distribution of B.A. degrees conferred by local college is listed below, by major.
Major
Frequency
English
2073
Mathematics
2164
Chemistry
318
Physics
856
Liberal Arts
1358
Business
1676
Engineering
868
Total frequency
9313
What is the probability that a randomly selected degree is not Physics?
A. 0.907
B. 0.966
C. 0.092
D. 0.908
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2. 100 employees of a company are asked how they get to work and whether they work full time or part time. The figure below shows the results. If one of the 100 employees is randomly selected find the probability that the person does not work full time.
1 Public transportation: 6 full time, 8 part time
2 Bicycle: 3 full time, 5 part time
3 Drive alone: 29 full time, 33 part time
4 Carpool: 9 full time, 7 part time
A. 0.48
B. 0.47
C. 0.33
D. 0.53
Major
Frequency
English
2073
Mathematics
2164
Chemistry
318
Physics
856
Liberal Arts
1358
Business
1676
Engineering
868
Total frequency
9313
4 16.0% 14.0% 2 8.0% 62.0%Explanation / Answer
Q 1
Probability that a randomly selected degree is Physics = 856/9313 = 0.092
Probability that a randomly selected degree is not Physics = 1-0.092 = 0.908
Answer: Option D)
Q2
The probability that the person does not work full time= (8+5+33+7)/100 = 53/100 = 0.53
Answer: Option D)
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