Find the expected value.A new light bulb has been found to have a 0.02 probability of being defective. A shop owner receives 500 bulbs of this kind. How many of these bulbs are expected to be defective?
A. 20
B. 100
C. 10
D. 500
Answer: C
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A cleaning process is removing salt from a pool. The amount S, in pounds, of salt remaining after t hours is given in the following table. Use exponential regression to find the hourly percentage decay factor. Round your answer to two decimal places. t 1.05 4.33 7.93 11.86 15.60 S 23.36 13.22 7.62 4.43 2.23?
A. 16.56% B. 15.00% C. 16.89% D. 13.51%
Determine the antilog, base e, of the given number. Round to the nearest ten-thousandth.2.6247
A. 2.7199 B. 13.8004 C. 421.4053 D. 0.9650
Classify the polynomial as a monomial, binomial, trinomial, or none of these.2x5 - 4
A. none of these B. binomial C. trinomial D. monomial
Find the functions 
, 
, 
, and
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, 
What will be an ideal response?