Mathematics, 15.12.2020 05:30 zayzay162
A group of students were asked of they carry a credit card and what color it is. The responses are listed in the table.
Blue Red Yellow
Total
Freshman
107
5
22
Sophomore
8
8
3
19
Junior
12
4
2
18
Senior
11
9
7
27
Total
41
28
17
86
a) If a student is selected at random, find the probability the student has a blue card and the student is a sophomore.
b) If a student is selected at random, find the probability that the student has a red card given that the student is a freshman.
c) If a student is selected at random, find the probability that the student is a freshman given that the student has a blue card.
d) If a student is selected at random, find the probability that the student is a freshman or the student has a blue card.
Answers: 3
Mathematics, 22.06.2019 00:30, byrdkellykellybyrd
Suppose that the function f is defined. , for all real numbers, as follows. _ \ 1/4x² -4 if x≠ -2 f(x)=< /_-1 if x=-2 find f(-5), f(-2), and f(4)
Answers: 3
A group of students were asked of they carry a credit card and what color it is. The responses are l...
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