Solve.A tool and die company machines a part that is supposed to measure 8.75 mm in diameter. For quality control purposes, ten parts are selected at random and measured to determine how closely they match the specified diameter. The results are as follows:8.758.738.748.758.758.768.738.758.748.76(a) Find the range of the measurements.(b) Find the standard deviation of measurements.
A. (a) 0.04 mm,
(b) 0.01 mm
B. (a) 0.03 mm,
(b) 0.01 mm
C. (a) 0.03 mm,
(b) 0.02 mm
D. (a) 0.04 mm,
(b) 0.02 mm
Answer: B
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A. 49x2 + 16y2 = 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
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