ound proportions to three decimal places. ) 1000 LACC students were surveyed abo

Question

ound proportions to three decimal places. ) 1000 LACC students were surveyed about using what method that they use for their homework in their algebra lasses. Round proportions to three decimal places. S 12 Method Aleks MyMathLab Paper Number of Students 1000 93 512 361 34 1000 ! 1000 1000 0.03 Total 0 04 D.51 0.3 Find the proportion of LACC students who were: a) using MyMathLab for their homework. (2 pts) 0.03 b) NOT using MyMathLab for their homework. (2 pts 0.810 c) using Aleks OR Paper for their homework. (2 pts)

Explanation / Answer

a. Number of students using MyMathLab = 512

Proportion = 512 / 1000 = 0.512

b. Number of students not using MyMathLab = Total - 512 = 1000 - 512 = 488

Proportion = 488 / 1000 = 0.488

c. Number of students using Aleks or Paper = 93 + 361 = 454

Proportion = 454/1000 = 0.454

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