Solve the problem.If the life, in years, of a washing machine is normally distributed with a mean of 13 years and a standard deviation of 1.6 years, what should be the guarantee period if the company wants less than 1% of the machines to fail while under warranty?
A. More than 9.272 years
B. Less than 9.272 years
C. Less than 16.728 years
D. More than 16.728 years
Answer: B
Mathematics
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In a bandpass filter, Q is best described by:
a. ÚÄÄ 2ãûLC b. BW ÄÄ 2 c. fr ÄÄ BW d. 2ãfL
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6
A. 
B. 
C. 
D. 0
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Graph the parabola.y = (x - 1)2
A. 
B. 
C. 
D. 
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Graph the inequality on a number line. Then write the solution in interval notation.x ? 4
A. (-?, 4]
B. [4, ?)
C. (4, ?)
D. (-?, 4)
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