A survey of students in a large introductory statistics class asked about their birth order (1 = oldest or only child) and which college of the
university they were enrolled in to the right is a table showing the
results Suppose a student is selected at random from this class
Complete parts a through d below..
College
Arts & Sciences
Agriculture
Human Ecology
Other
Total
Birth Order
1 or Only
2 or More
34
23
51
48
25
27
15
24
125
122
Total
57
99
52
39
247
a) What is the probability that the person is a Human Ecology student?
(Round to three decimal places as needed.)
b) What is the probability that the person is a firstborn student?
(Round to three decimal places as needed.)
c) What is the probability that the person is firstborn and a Human Ecology student?
(Round to three decimal places as needed)
d) What is the probability that the person is firstborn or a Human Ecology student?
(Round to three decimal places as needed)
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