Answer to Question #22397 in Statistics and Probability for ian

Question

A manufacturer of electronic components is claiming the resistance of their products is 250 kilo-Ohms
The resistance was measured for a selection of components produced in a given shift. There were 54 components in the sample.
The values found are listed here, with kilo-Ohms as the unit of measurement
Carry out an appropriate statistical test to decide whether the manufacturers claim can be accepted

244.77 249.99 250.42 248.30 250.98 250.64
246.66 250.64 250.01 250.08 251.81 252.50
244.87 252.49 251.39 251.42 253.67 251.21
243.86 251.34 249.84 250.67 252.36 253.08
245.46 249.73 249.41 251.92 253.89 251.89
244.20 251.48 250.41 250.35 255.16 251.49
246.01 252.91 250.26 252.18 253.36 253.14
246.29 253.37 249.95 251.66 252.59 251.42
247.16 252.28 249.13 249.82 251.92 250.73