To be able to say with 95% confidence level that the standard deviation of a data set is within 10% of the population's standard deviation, the number of observations within the data set must be greater than or equal to what quantity?
A) 805
B) 335
C) 250
D) 192

Question

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The Answer of To be able to say with 95% confidence level that the standard deviation of a data set is within 10% of the population's standard deviation, the number of observations within the data set must be greater than or equal to what quantity?
A) 805
B) 335
C) 250
D) 192

To Be Able to Say with 95% Confidence Level That