Find and interpret the mean of the sample find and

Reference no: EM13604357

Oil field pipes are internally coated in order to prevent corrosion. Researchers investigated the influence that coating may have on the surface roughness of oil field pipes. A scanning probe instrument was used to measure the surface roughness of each in a sample of 20 sections of coated interior pipe. The data in micrometers are below:

1.92

1.12

1.68

2.64

2.78

2.29

2.26

1.57

2.64

2.65

1.45

1.51

2.11

1.61

1.23

2.49

1.21

2.41

2.82

1.24

a. Find and interpret the mean of the sample:

b. Find and interpret the median of the sample:

Reference no: EM13604357

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