# Question

A parts store sells both new and used parts. Sixty percent of the parts in stock are used. Sixty-one percent are used or defective. If 5% of the store's parts are defective, what percentage is both used and defective? Solve using formulas. Compare your solution to your answer to Exercise

## Answer to relevant Questions

“Is my class watching too much television on school nights?”This was a question that Mrs. Gordon wondered with respect to her seventh graders. She did a quick poll in class and found the following results: Hours ...A and B are events defined on a sample space, with P(B) = 0.5 and P(A and B) = 0.4 Find P(A|B) Suppose the rules for the carnival game in Example 4.14 are modified so that the marble drawn each time is returned to the box before the next drawing. a. Redraw the tree diagram drawn for Exercise 4.79, listing the ...The probability of C is 0.4.The conditional probability that C occurs given that D occurs is 0.5. The conditional probability that C occurs given that D does not occur is 0.25. a. What is the probability that D occurs? b. ...Refer to the chart accompanying “USA and Its Automobiles” on page 230. a. What percentage of households have three vehicles? b. What number of vehicles per household has the highest likelihood? c. What variable could be ...Post your question

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