What are the mean-variance and standard deviation of data

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Reference no: EM13134887

a. What are the mean, variance and standard deviation of the data?provided?
b. What is the probability of occurrence (percentage) of ± 2 standard deviations?
c. At a likelihood of 68% error rate, how many errors might you expect?
d. What are the chances (in percentages) that you will receive coding errors between minus ( -) 2 standard deviations to plus (+) 1 standard deviation?
e. What are the odds (in percentage) the number of errors will exceed -1 standard?deviations to plus +3 standard deviations?
f. What prospect (percentage) is there that you will exceed coding errors greater the?99.7%?

Reference no: EM13134887

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