According to a Survey of the Top 10 Employers in a Major

Multiple Choice

According to a survey of the top 10 employers in a major city, a worker spends an average of 413 minutes a day on the job. Suppose the standard deviation is 26.8 minutes and the time spent is approximately a normal distribution.
-According to Chebyshev's Theorem,at least what percentage of measurements in a data set will be within 3.2 standard deviations of the mean?

A) 90%
B) 95%
C) 84%
D) 97%
E) 10%