Views: 1171 Posts: 0 Started By: oladamats Last Poster: nobledlord Last Post Date: Apr 09, 2018

 April 7, 2018 ( Post 1 ) We Already Have The Question, All You Need To View It Bring More Of Y our Friends And We Would Post it Further Mathematics FURTHER MATHS OBJ: 1-10BCADDDDDBB 11-20BAABCCDDCC 21-30BCABBAABAB 31-40CBADBDDCAB : (5) TABULATE cooking oil type|a|b|c|d|e|f|g|h x|8|5|1|7|2|6|3|4 y|6|3|4|8|5|7|1|8 d|2|2|-3|-1|-3|-1|2|2 d√Ç¬≤|4|4|9|1|9|1|4|4 √Ç¬£d√Ç¬≤ = 4+4+9+1+9+1+4+4 = 36 r = 1- 6√Ç¬£d√Ç¬≤/n(n√Ç¬≤-1) = 1 - 6√É‚Äî36/8(8√Ç¬≤-1) = 1 - 216/504 = 1 - 0.43 = 0.57 5)x-8,5,1,7,2,6,3,4 y-6,3,4,8,5,7,1,2 solution Coefficient of Correlation = √¢ÀÜ‚Äòxy / √¢ÀÜ≈°(√¢ÀÜ‚Äòx√Ç¬≤√¢ÀÜ‚Äòy√Ç¬≤) Where: x = (X - Mean) y = (Y - Mean) Data table X x x√Ç¬≤ Y y y√Ç¬≤ 8 3.5 12.25 6. 1.5. 2.25 5 0.5 0.25 3 -1.5. 2.25 1 -3.5 12.25 4 -0.5 0.25 7 2.5 6.25 8 3.5 12.25 2 -2.5 6.25 5 0.5 0.25 6 1.5 2.25 7 2.5 6.25 3 -1.5 2.25 1 -3.5 12.25 4-0.5 0.25 2 -2.5 6.25 Mean of the set of Data for X = √¢ÀÜ‚ÄòX / N √¢ÀÜ‚ÄòX = 8 + 5 + 1 + 7 + 2 + 6 + 3 + 4 √¢ÀÜ‚ÄòX = 36 starlight Mean of the set of Data for X = 36 / 8 Mean of the set of Data for X = 4.5 Mean of the set of Data for Y = √¢ÀÜ‚ÄòY / N √¢ÀÜ‚ÄòY = 6 + 3 + 4 + 8 + 5 + 7 + 1 + 2 √¢ÀÜ‚ÄòY = 36 Mean of the set of Data for Y = 36 / 8 Mean of the set of Data for Y = 4.5 From the Data Analysis we have:√Ç¬Ý √¢ÀÜ‚Äòxy = 5.25 + -0.75 + 1.75 + 8.75 + -1.25 + 3.75 + 5.25 + 1.25 √¢ÀÜ‚Äòxy = 24 √¢ÀÜ‚Äòx√Ç¬≤ = 12.25 + 0.25 + 12.25 + 6.25 + 6.25 + 2.25 + 2.25 + 0.25 √¢ÀÜ‚Äòx√Ç¬≤ = 42 √¢ÀÜ‚Äòy√Ç¬≤ = 2.25 + 2.25 + 0.25 + 12.25 + 0.25 + 6.25 + 12.25 + 6.25 √¢ÀÜ‚Äòy√Ç¬≤ = 42 starlight Coefficient of Correlation = √¢ÀÜ‚Äòxy / √¢ÀÜ≈°(√¢ÀÜ‚Äòx√Ç¬≤√¢ÀÜ‚Äòy√Ç¬≤) Coefficient of Correlation = 24 / √¢ÀÜ≈°(42 x 42) Coefficient of Correlation = 24 / √¢ÀÜ≈°(1764) Coefficient of Correlation = 24 / 42 Coefficient of Correlation = 0.5714 (2) Log 3x - 3logx√Ç¬≥+ 2 = 0 Log 3x - 3log3√Ç¬≥/log3x + 2 = 0 Log3x - 3/log3x + 2 = 0 P - 3/p + 2 = 0 where P = log3x P√Ç¬≤ - 3 + 2p = 0 P√Ç¬≤ + 2p - 3 = 0 (p + 3) ( p - 1) = 0 P = -3 OR p = 1 But log3x = p when p = -3 Log3x = -3 X = 3-√Ç¬≥ = 1/27 And when P = 1 Log3x = 1 X = 3√Ç¬π = 3 And X = 1/27 OR 3 Go Below To See More [ad] Stop Loading......70% If I dont See You Coming In Here For More, I Would Only Post More If We Hit 350 Views, Let Me See How Serious You Are Here +++++++++++++++++++++++++++++ As you know Loadedbaze never disappoint when it comes to serving 100% correct expo. We are at it again for Waec 2018 You Want Fast Answers, Invites More Of Your Friends Share it Let Friends Know