Activities: Medical Applications of Systems of Linear Equations

1996 ◽  
Vol 89 (5) ◽  
pp. 398-410
Author(s):  
David Jabon ◽  
Gail Nord ◽  
Bryce W. Wilson ◽  
Penny Colfman ◽  
John Nord

This activity is aimed at enriching the algebra strand by bringing to the classroom a medical application of systems of linear equations. These problems go beyond the traditional interpretation of systems of equations as intersections of lines and planes and furnish a nice mix of algebraic and geometric concepts. The activity is designed for small-group work.

Author(s):  
Asrina Sari Siregar ◽  
Sumarsih Sumarsih ◽  
Masitowarni Siregar

This study attempts to discover the effect of applying Small Group Work Strategy on students’ achievement in writing procedure text. It was conducted by using experimental research design. The population of this research was the nineth (IX) grade students of SMP N 1 Padang Bolak Julu which consists of 3 parallel classes with the total number of students is 90. The samples of this research were taken by random sampling through lottery technique. The result was class IX1 consisted of 30 students became the experimental group and class IX3 consisted of 30 students became the control group. The experimental group was taught by Small Group Work Strategy while the control group was taught by using individual work strategy. The instrument was used to collect the data was writing procedure text. After the data were analyzed, it was found that the value of t-observed was 3.37 with the degree of freedom (df) = 58 at the level significance 0.05. it means that t-observed was higher than t-table (3.37 > 2.00. Therefore, the null hypothesis (Ho) is reected and the hypothesis alternative (Ha) is accepted.Key words : Small Group Work Strategy, Writing Procedure Text.


1987 ◽  
Vol 12 (1) ◽  
pp. 8-11
Author(s):  
Margaret Cody ◽  
Erika Cornwell ◽  
Tash Dakos ◽  
Peter Harkin ◽  
Noeline White

AbstractRosemount is a centre which conducts a voluntary day attendance programme for unemployed 14½-17 year old adolescents.The programme includes small group work, workshops and counselling. The special feature of Rosemount as an agency is its three-tiered approach to working with adolescents: the individual, the family and the peer group.


1969 ◽  
Vol 126 (6) ◽  
pp. 876-877 ◽  
Author(s):  
KENNETH N. BREDESEN

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