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SN-469 “4 TAU LA, , 8., , 10., , Uae, , Calculate trend values by the method of least-squares from the data given below :, , Year : 2009 2010 2011 2012 2013 2014 2015 2016, Sales : 76... 80» 180. 144) 138; .. 120;< 174, . 190, (Rs. lakhs), , Plot the values on a graph. Also estimate the sales for 2017., , a Bane NGAGE ord od Bay SordA BOAO Horio GesNoas Odo &3 07s e3docday,, odban a033 20178 worn snovtietah goeotolBOwD., , sale : 2009 2010 2011 2012 2013 2014 2015 2016, ano: 76 80 130 144 138 120 174 190, (Ba. oxi), , The heights (in inches) of a group of fathers and sons are given below :, , Height offathers:71 68 66 67 70 71 70 73 72 65 66, Heightofsons :69 64 6 6 6 62 6 64 66 69 62, , Find the lines‘of regression and estimate the height of son when the height of, father is 69 inches., , BEN BOUTS Sod asp EY agdood RHowos Sesinvay sordko’so00. sorsor ago, 69 aoedsrte amen ans asd dm, DOT BOTW., , Bored asa : 71 6 66 67 70 71 70 73 72 6 6, , aes agd : 69 64 65 63 65 G2 6 64 66 69 @2, , Below are the data relating to wages earned by workers per day in a certain, factory. Calculate the number of workers earning more than % 75 per day by, applying Newton’s method., , Daily wages (%) upto: 50 60 70 80-90 100, , Number of workers : 50 150 300 500 700 800, , RSF SOE BIOS WAI odd NOG SeSay Howogns Semaay seri NeBooNG. OG,, On. 75808 Bred Wea NEA NF BS Hoss, ose), 300828080000. RAL? gpa,, eR, coo80., , 33 OS Sess (%) SNe: oD .0O 8. 90 = 100, , FNS Hoss, : 50 150 300 500 700 800, Estimate the production for the years 2013 and 2015 with the help of the following data :, Year : 2010 2011 2012 2013 2014 2015 2016, , Production (in’000 tonnes): 200 220 260) - 7-350) 2 430, eR deBchs eosecorry AoDodH0 2013 adrzy 2015 Baro evsadaioday vomm are., Bar : 2010 2011 2012 2013 2014 2015 2016, wosons ('000 warnva) : 200 220 260 2? 350 2? 480