# Statistics Data

The following data (in pounds), which were selected randomly from a normally distrubuted population of values, represent mearsurements of a machine part that is supposed to weigh, on average, 8.3 pounds.

Total sample: 20

Use the data at alpha = .01 to test the hypothesis that the parts average 8.3 pounds.

8.1, 8.4, 8.3 ,8.2, 8.5, 8.6, 8.4 ,8.3 ,8.4 ,8.2,

8.8, 8.2, 8.2, 8.3, 8.1, 8.3, 8.4, 8.5, 8.5, 8.7

https://brainmass.com/statistics/hypothesis-testing/statistics-data-474527

#### Solution Preview

Statistics

The following data (in pounds), which were selected randomly from a normally distributed population of values, represent measurements of a machine part that is supposed to weigh, on average, 8.3 pounds.

Total sample: ...

#### Solution Summary

The expert examines randomly selected normal distribution for machine measurements.

$2.19