Statistics

  For any distribution, there are an according cardinal of ethics aloft and beneath the mean. Do you agree? Coefficient of aberration CV = SD /mean *100 = 10/40*100 = 25% Range by use of Thumb Ambit Aphorism = 4*SD =4*10=40 Can you explain these numbers?  What do they mean? According to the Empirical rule, about 95% of the observations lie aural additional and bare 2.00 accepted deviations - do you agree? If yes, can you acquisition this ambit of ethics application the accustomed metrics?  Correlation is the statistical accord amid two variables and can be bidding differently, such as in graphs.  What do you beggarly by this statement?  How will you adapt the alternation accessory -0.854? Is it a able correlation? Please accommodate references.  Also accomplish abiding your responses are abundant and substantive.