Mathematical Modeling MATH 1101
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This 2 page Class Notes was uploaded by Willis Oberbrunner on Friday October 2, 2015. The Class Notes belongs to MATH 1101 at Abraham Baldwin Agricultural College taught by Herbert Henderson in Fall. Since its upload, it has received 34 views. For similar materials see /class/217646/math-1101-abraham-baldwin-agricultural-college in Mathematics (M) at Abraham Baldwin Agricultural College.
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Date Created: 10/02/15
6 Teacher salaries The mble below shows the aver age salaries in thousands of dollaIs of elememary and secondary Cla swam teachers in public schools in be given year28 lYear l Elementary Secondary l 7 a 1994l 352 36 6 l 1997l 352 391 i 3993 391 393 J On the basis of the regression lines and assuming that me trends continue w an would yuu expect mm the average salary for elementary teachers in public schools will be the same as that forsecondary teachers IO Male and female high school graduates The in ble elow shows the percentage of male and fe mnle high school graduates whn enmlled in college within 12 months of graduation vear 1960 1965 i 1970 1975 j l l I Males 573 39 552 l 526 453 i 555 l 49 I Females n Find the equation of he regression line for per courage of male high schuul graduates entering college as a function of Lime b Find the equation of the regression line for per centage of eemnle high school graduates enter ing college as a function of time c Assume that the regression lines you found in part a and part b represent trends in the data If the trends persisted when would yuu expe rst to have seen the same percentage of female and male graduates entering college You may be interested to know that this actually occuned the 39 e ample the rate for males was 596 compared with 638 for females
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