Calculate the range and mean absolute deviation for the data given in question 21. Question 21 A
Question:
Calculate the range and mean absolute deviation for the data given in question 21.
Question 21
A quality control manager finds the following number of defective light bulbs in 10 cases of light bulbs:
(a) Draw a frequency diagram for the class intervals 0–2 3–5 6–8 9 and over
(b) Draw a relative frequency diagram for these data.
(c) Calculate the mean, variance, and skewness for the observations and do some analysis.
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Related Book For 
Statistics For Business And Financial Economics
ISBN: 9781461458975
3rd Edition
Authors: Cheng Few Lee , John C Lee , Alice C Lee
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