Question 5: The annual report of the recently formed Devika Industries cited these primary earnings. common share for the past 5 years: $2.68, $1.03, $2.26, $4.30, and $3.58. If we assume these are popula values, what is the standard deviance? If we assume that the distribution of earnings per common shar symmetrical and bell-shaped, about 95% of the observations will be between what two values? [2+1=3 Marks]