Question

# Define the following terms: Accuracy. Precision. Systematic Errors. Random Errors. Absolute System. Gravitational System. A Weight...

Define the following terms:

Accuracy.

Precision.

Systematic Errors.

Random Errors.

Absolute System.

Gravitational System.

A Weight of 129 Kg, ( The unit itself indicates mass ) is suspended by a cable from an I-Beam. Calculate the Force or Tension in the cable in Newtons to hold the mass stationary when the local gravitational acceleration is:

9.827 m/s2.

1.97 m/s2.

Convert

126 kg to lbm.

400 lbm/s to slugs/hr.

The density of Aluminium is 170 lbm/ft3. Convert the SI Units (ie kg/m3 ).

Convert 65®F to ®C.

Given Grades of sections. Find the Mean, Variance, and Standard Deviation.

Section:

82, 64, 56, 92, 60, 69, 72, 83, 90 and 79.

The Numbers of home runs hit per game during the season by the Ballard Girls softball team were: 4, 1, 3, 0, 2, 5, 4, 3, 2, 1, 5, 3, 4, 2 and 3.

What is the mean number of home runs hit?

What is the Median?

What is the Mode?