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
Mathematics
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Solve the number problem by finding the value of the unknown number.If the product of some number and 5 is increased by 7, the result is 67.
A. 12 B. 13 C. 18 D. 15
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Add or subtract as indicated. Write the answer in simplest form.
+ 
+ 
A. 
B. 
C. 
D. 
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Write expanded notation.8657
A. 800 + 50 + 6 B. 8,000 + 600 + 50 + 7 C. 8 + 6 +5 + 7 D. 7,000 + 500 + 60 + 8
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Subtract.40 - 14.47
A. 25.63 B. 25.52 C. 25.43 D. 25.53
Mathematics