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14 Sep
2020

Complete the following questions.

Category:ACADEMICIAN

SOLUTION AT Australian Expert Writers

Instructions
Complete the following questions. Add your answers to this document, include your work, and submit.
1.Problem 1
The following are recorded shear strengths of spot welds (in pounds): 12560, 12900, 12850, 12710. Calculate the average, sample variance, and sample standard deviation.
2.Problem 2
Four ball bearings were taken randomly from a production line and their diameters measured. The results (in centimeters) were as follows: 1.0250, 1.0252, 1.0249, 1.0249. Calculate the average. sample variance, and sample standard deviation.

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