after taking nine test Carols average grade in her Italian classes 90 her teacher drops the lowest of the nine test scores to de
termine the final grade of Carols final grade is 91 what was her lowest test score
1 answer:
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Answer:
0.025
Step-by-step explanation:
-This is a conditional probability problem.
-Let L denote lens defect and C charging defect.
#We first calculate the probability of a camera having a lens defect;
#Calculate the probability of a camera having a charging defect:
The the probability that a camera has a lens defect given that it has a charging defect is calculated as:
Hence, the probability that a camera has a lens defect given that it has a charging defect is 0.025