Question

A small sample (n=9) of measurements for the thermal conductivity, k, of a metallic alloy, is measured with the following results:

data pt

k (W/mK)

70.2

56.7

50.3

55.7

57.7

56.2

41.3

56.4

61.1

Evaluate these results for data outliers using either CHauvenet's criteria and report an appropriate mean and 90% confidence interval for the data set.

Answer 1