Need help on 22 Germination In a group of seeds 13 of which

Germination In a group of seeds, 1/3 of which should Prod Volets, the best germination that can be obtained 60%. If one seed is planted, what is the probability that it will grow into a violet? Assume independence. Insurance By examining the past driving records of 8 randomly selected drivers over a period of 1 year, the following data were obtained. What is the probability of a driver having an accident given that the person is under 25? What is the probability of a driver having an accident given that the person is over 25? Are events U and A independent? d i Are events U and A independent? Are events U and A independent? Are events U and A independent? Quality Control Efraim Furniture Manufacturing Company hires two people who work independently to identity defects in workmanship. If Probability an inspector misses a defective piece is 0.20, what is the Probability both inspectors pass a defective

Solution

A)

P(A|U) = 40/325 = 0.123076923 [answer]

B)

P(A|U\') = 5/515 = 0.009708738 [answer]

C)

As

P(A) = 45/840 = 0.053571429

is not equal to P(A|U), then no, THEY ARE NOT INDEPENDENT.

D)

As A and U are not independent, then U and A\' are ALSO NOT INDEPENDENT.

E)

As A and U are not independent, then U\' and A are ALSO NOT INDEPENDENT.

F)

As A and U are not independent, then U\' and A\' are ALSO NOT INDEPENDENT.