Ms. Johnson uses a statistics program to analyze all the data collected by her students during a lab experiment about the acceleration due to gravity. The program reports a mean of 31.5 and a standard deviation of 2.5.

What is the variance of the data? Round to the nearest tenth.

1.6
2.5
5.6
6.3

Question

Ms. Johnson uses a statistics program to analyze all the data collected by her students during a lab experiment about the acceleration due to gravity. The program reports a mean of 31.5 and a standard deviation of 2.5.

What is the variance of the data? Round to the nearest tenth.

1.6
2.5
5.6
6.3

anonymous · Answer

@perl @wio

anonymous · Answer

Standard deviation is the square root of the variation.