calculate mean and standard diviation from the following data.
value-9099,80-89,70-79,60-69,50-59,40-49,30-39
frequency-2,12,22,20,14,4,1
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Answer:value-9099,80-89,70-79,60-69,50-59,40-49,30-39
frequency-2,12,22,20,14,4,1
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hey here is your solution in above pics
pls mark it as brainliest pls
if u have any doubt in geometry or statistics, skewness,partition values etc always ask me without any hesitation
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