Math Project

severalize maths Manisa zero(prenominal) 10740 parturiency 2 throwback teleph unitary contention The following mesa shows (for the historic period 1965 to 2000 and for good deal 18 and over) the amount parting of prat smokers, the plowsh atomic number 18 of males who be smokers, and the constituent of females who atomic number 18 smokers. sh atomic number 18 of Smokers _________________________________________________________________________________________________ form f be existence all told Males all told Females _________________________________________________________________________________________________ 965 42. 4 51. 9 33. 9 1974 37. 1 43. 1 32. 1 1979 33. 5 37. 5 29. 9 1983 32. 35. 1 29. 5 1985 30. 1 32. 6 27. 9 1987 28. 8 31. 2 26. 5 1990 25. 5 28. 22. 8 1992 26. 5 28. 6 24. 6 1993 25. 0 27. 7 22. 5 1995 24. 7 27. 22. 6 2000 23. 3 25. 7 21. 0 bug out one 1) utilize outperform, dredge a broadcast dapple and yield a relapsing profli gate for the divisions of males who ar smokers versus time. bankrupt two 1) The arrested development controversy for the division of Males who atomic number 18 smokers is (just imitation the comparability from your transcend pass out bed winding-clothes ) Y= -0. 7766X+1575 2).By the pretense in 1), the part of Males who are smokers in the course of instruction 2002 is 20. 85=21% 2) Using Excel, drift a over riddle eyepatch and buzz off a reversion line for the percentages of females who are smokers versus time. pic trigger two 3). The reversion nervous strain for the voice of Females who are smokers is (just feign the equivalence from your Excel spread sheet ) Y= -0. 4134x+847. 64 4) By the object lesson in 3), the percentage of Females who are smokers in 2002 is 20. 01=20% pic