$25 The values of arithmetic mean and standard deviation of the follow- ing frequency distribution of a continuous variable derived from using an arbitrary origin of mean and step deviation, are Rs. 135.3 and Rs. 96 respectively. dx -4 -3 -2 +3 4. +2 Frequency 18 22 13 Calculate the actual class intervals. 288

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25
The values of arithmetic mean and standard deviation of the follow-
ing frequency distribution of a continuous variable derived from using an
arbitrary origin of mean and step deviation, are Rs. 135.3 and Rs. 96
respectively.
dx
-4
-3
-2
+2
+3
Frequency
18
22
13
4
ate
plculate the actual class intervals.
ims.
Transcribed Image Text:25 The values of arithmetic mean and standard deviation of the follow- ing frequency distribution of a continuous variable derived from using an arbitrary origin of mean and step deviation, are Rs. 135.3 and Rs. 96 respectively. dx -4 -3 -2 +2 +3 Frequency 18 22 13 4 ate plculate the actual class intervals. ims.
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