Topic 1
INDEPENDENCE AND CONDITIONAL PROBABILITY
The table shows the birth months of students in a class. If 4 students in the class are chosen
at random, what is the probability that they
will all have birthdays in June, July, or August?
Month
January
February
March
April
May
June
Number of Students
2
3
1
0
3
2
Month
July
August September October November December
Number of Students
6
1
3
5
2
0
4



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