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If each observation of a raw data whose variance is is multiplied by h, then the variance of the new set is
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Practice questions from similar books
Question 1
The relative humidity (in %) of a certain city for a month of 30 days was as follows:(i) Construct a grouped frequency distribution table with classes , etc.
(ii) Which month or season do you think this data is about?
(iii) What is the range of this data?
Question 2
Find the mean of the following frequency distribution:Classes: 0-20 20-40 40-60 60-80 80-100Frequency: 15 18 21 29 17Question Text | If each observation of a raw data whose variance is is multiplied by h, then the variance of the new set is |