3. Given Course Sex BSAccy BSMA BSAgEcon BSBA Male 7 17 15 15 Female 26 4 30 15 Using the table on sex by course of the students above, find the probability of selecting a a) BSMA among female students b) BSAccy of male students c) BSMA given that the student is female 4. From past experience, Anna knows that the probability that her friend will take her to dinner in Orro Resto id 0.7, the probability that they will watch movies is 0.5, and the probability that he will take her to dinner or they will watch movies is 0.9. What is the probability that a) they will do both? b) they will do neither? 5. Eight persons enter a supermarket. From the past experience, it is known that 25% of the people entering the supermarket make a purchase. a. What is the possible values of the random variable X? b. Construct the probability distribution of X. P(X=x c. What is the probability that 1) at least four persons will make a purchase? 2) two or three persons will make a purchase? 3) a most two persons will make a purchase?
3. Given Course Sex BSAccy BSMA BSAgEcon BSBA Male 7 17 15 15 Female 26 4 30 15 Using the table on sex by course of the students above, find the probability of selecting a a) BSMA among female students b) BSAccy of male students c) BSMA given that the student is female 4. From past experience, Anna knows that the probability that her friend will take her to dinner in Orro Resto id 0.7, the probability that they will watch movies is 0.5, and the probability that he will take her to dinner or they will watch movies is 0.9. What is the probability that a) they will do both? b) they will do neither? 5. Eight persons enter a supermarket. From the past experience, it is known that 25% of the people entering the supermarket make a purchase. a. What is the possible values of the random variable X? b. Construct the probability distribution of X. P(X=x c. What is the probability that 1) at least four persons will make a purchase? 2) two or three persons will make a purchase? 3) a most two persons will make a purchase?
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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Transcribed Image Text:3. Given
Course
Sex
BSAccy
BSMA
BSAgEcon
BSBA
Male
7
17
15
15
Female
26
4
30
15
Using the table on sex by course of the students above, find the probability of selecting a
a) BSMA among female students
b) BSAccy of male students
c) BSMA given that the student is female
4. From past experience, Anna knows that the probability that her friend will take her to
dinner in Orro Resto id 0.7, the probability that they will watch movies is 0.5, and the
probability that he will take her to dinner or they will watch movies is 0.9. What is the
probability that
a) they will do both?
b) they will do neither?
5. Eight persons enter a supermarket. From the past experience, it is known that 25% of the
people entering the supermarket make a purchase.
a. What is the possible values of the random variable X?
b. Construct the probability distribution of X.
P(X=x
c. What is the probability that
1) at least four persons will make a purchase?
2) two or three persons will make a purchase?
3) a most two persons will make a purchase?
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