Measures of Dispersion — sample variance and sample standard deviation with corrected data Previous Year Questions | Prasnya
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Week 3
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Describing Numerical Data - Describing Numerical Data
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Measures of Dispersion...
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Q1
The mean and sample variance of the data set consisting of
10
10
observations is
22
22
and
81
81
respectively. Later it is noted that one observation
20
20
is wrongly noted as
15
15
. What is the sample standard deviation of the original data set? (Enter the answer correct to two decimal accuracy)
Integer answer
JULY 16, 2023
JULY 16, 2023
