Please answer and show work!
A random sample of a song playing times in seconds is as follows:
242, 231, 220, 213, 230, 293
1. Find the standard deviation
2. Are any of these playing times considered unusual?
Does this differ with your intuition? Explain.
Please find the formatted solution of your posting attached. Here it is in text below. I hope it will help you to understand the topic. Thanks!
The formula for Sample Standard Deviation:
s=SQUARE ROOT[ [1/(n-1)][?((xi-x sample mean)^2)] ]
Here, the mean is given as:
?x = ...
This solution helps with a problem regarding the statistics of song playing.