Question

. For the following Frequency Distribution table find the followings:

1. Mean, Mode, Median
2. Draw a Boxplot
3. What is the Standard Deviation?
4. Are there any outliers? If there are identify the values

Battery life, minutes (x)		Frequency (f)
360–369		2
370–379		3
380–389		5
390–399		7
400–409		5
410–419		4
420–429		3
430–439		1
Total		30

Answer 1

Yes here we have outlier that is 30.