Provide an appropriate response.A shipment of 20 digital cameras contains two that are defective. A random sample of three is selected and tested. Let X be the random variable associated with the number of defective cameras in a sample. Find the probability distribution of X and the expected number of defective cameras in a sample.
What will be an ideal response?
; 0.3
You might also like to view...
Solve the problem.A rectangular board is 6 by 16 units. How far from the short sides of the board will the foci be located to determine the largest elliptical tabletop?
A. 3.0 B. 7.4 C. 5.0 D. 0.6
Solve the problem.The Paperback Trader is a book store that takes in used paperbacks for 20% of their cover price and sells them for 50% of their cover price. Pat brings in a stack of 17 paperback books to trade and gets 
credit. Some of the books had a cover price of $7.96, the rest 
She wants to get some Tom Clancy books having a cover price of 
How many 
style="vertical-align: -4.0px;" /> books did she bring in and how many Clancy books can she get without paying any additional cash? A. 6 $7.96 books, 6 Clancy books B. 6 $7.96 books, 2 Clancy books C. 11 $7.96 books, 2 Clancy books D. 6 $7.96 books, 5 Clancy books
Find the percent using a proportion. Round your answer to the nearest tenth if necessary.$745.54 is what percent of $60.17?
A. 1239.1% B. 12,391% C. 8.1% D. 0.8%
Solve the problem.Let f(x) compute the time in hours to travel x miles at 34 miles per hour. What is the interpretation of 
A. The miles traveled in 34 hours B. The miles traveled in 10 hours C. The hours taken to travel 10 miles D. The hours taken to travel 34 miles