The duta set below shows the number of days to maturity for 40 short-term investments: Days to maturity 30-40] 40-50 50-60 60-70 70-BO 80-90 90-100 no. of 1 10 investments 50% of small investments have at least ............... to maturity: A 62 days B 68 days C 70 days D 72 days 78 days mConsider the box-plot below. 12 TA 16 Which of the following statement is not true? A Range is 19 B Interquartile range is 8 C Q1 = 10 D Quartile deviation is 4 E Distribution is skewed on the leftTHE TABLE BELOW SHOWS A SUMMARY FOR ANNUAL SALARIES {$1000} FOR FACULTY MEMBERS IN AN ORGANIZASTION 'xwIMEAN) 7: 72(MEANI s: 16 s: 21 PUBLIC INSTITUTION PRIVATE INSTITUTION WHAT CAN YOU CONCLUDE ABOUT DEVIATIONS OF AN NVAI. SALARIES FOR BOTH INSTITUTIONS A) DISPERSION OF SALARIES IS GREATER IN THE CASE OF PUBLIC INSTITUTION B) DISPERSION OF SALARIES IS GREATER IN THE CASE OF PRIVATE INSTITUTION C) DISPERSION OF SALARIES ARE THE SAME IN THE CASE OF PRIVATE INSTITUTION AND PUBLIC D) NEVER POSSIBLE TO COMPARE DISPERSIONS E) WE HAVE NOT ENOUGH DATA TO COMPARE DISPERSIONS Consider the following distribution for types of home heating fuel : Type of fuel population gas 20 000 electricity 40 000 oil 12 000 carbon 5 000 other 3 000 Relative value for the population which uses carbon to heat the home