A history test was done by 51 students. The ratings were between
50 and 90 points, these were classified in 8 class intervals of 6
units in length. The frequency distribution table is as follows.
Find 
(Variance) by its definition, then find 
. Calculate the measures of central tendency, kurtosis and
asymmetry and interpret the results. Is the empirical rule
fulfilled?
Thank you and I always have a problem with this class as far as the book but have gotten that straight and I do appreciate what you do. Thank you
You guys have provided me the best Technical Writing service. And that is in such a short time. Thank you so much.
Everything was amazing. I loved it because references used Perfect. I will continue working with you. Thanks
