Q7 / For the data in the frequency table below, find the value of the standard deviation Class 190-210 211-231 232-252 253-273 274-294 295-315 Frequency 20 21 4 1 1 1

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Q7 / For the data in the frequency table below,
find the value of the standard deviation
Class
190-210
211-231
232-252
253-273
274-294
295-315
Frequency
20
21
4
1
1
Transcribed Image Text:Q7 / For the data in the frequency table below, find the value of the standard deviation Class 190-210 211-231 232-252 253-273 274-294 295-315 Frequency 20 21 4 1 1
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