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1. An educator believes that students choosing to major in mathematics, engineering, chemistry, economics, and philosophy have the same average ACT scores in the population. A random sample of students majoring in mathematics (X1), engineering (X2), chemistry (X3), economics (X4), and philosophy (X5) is taken and each are asked to report their ACT scores. The results are provided below: X1 X2 X3 X4 X5 28 33 28 35 28 21 36 21 18 23 22 26 30 27 22 22 24 19 20 27 32 30 27 27 19 30 26 30 24 23 25 28 22 20 20 29 17 21 26 23 20 20 26 24 26 Use the Analysis of Variance technique to test the educator's claim at the 0.05 level. s)

1. An educator believes that students choosing to major in mathematics, engineering, chemistry, economics, and philosophy have the same average ACT scores in the population. A random sample of students majoring in mathematics (X1), engineering (X2), chemistry (X3), economics (X4), and philosophy (X5) is taken and each are asked to report their ACT scores. The results are provided below: X1 X2 X3 X4 X5 28 33 28 35 28 21 36 21 18 23 22 26 30 27 22 22 24 19 20 27 32 30 27 27 19 30 26 30 24 23 25 28 22 20 20 29 17 21 26 23 20 20 26 24 26 Use the Analysis of Variance technique to test the educator's claim at the 0.05 level. s)

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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1. An educator believes that students choosing to major in mathematics, engineering, chemistry, economics, and philosophy have the same average ACT scores in the population. A random sample of students majoring in mathematics (X1), engineering (X2), chemistry (X3), economics (X4), and philosophy (X5) is taken and each are asked to report their ACT scores. The results are provided below: X3 35 X1 X2 Х4 X5 28 33 28 28 21 36 21 18 23 10 22 30 22 22 26 24 27 19 20 27 32 30 27 27 19 30 26 30 24 23 25 28 22 20 20 29 17 21 26 23 20 20 26 24 26 Use the Analysis of Variance technique to test the educator's claim at the 0.05 level.
Transcribed Image Text:1. An educator believes that students choosing to major in mathematics, engineering, chemistry, economics, and philosophy have the same average ACT scores in the population. A random sample of students majoring in mathematics (X1), engineering (X2), chemistry (X3), economics (X4), and philosophy (X5) is taken and each are asked to report their ACT scores. The results are provided below: X3 35 X1 X2 Х4 X5 28 33 28 28 21 36 21 18 23 10 22 30 22 22 26 24 27 19 20 27 32 30 27 27 19 30 26 30 24 23 25 28 22 20 20 29 17 21 26 23 20 20 26 24 26 Use the Analysis of Variance technique to test the educator's claim at the 0.05 level.
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