In Exercise 8.90, we presented a summary of data regarding
Chapter 10, Problem 77E(choose chapter or problem)
In Exercise , we presented a summary of data regarding SAT scores (verbal and math) for high school students who intended to major in engineering or in language and literature. The data are summarized in the following table:
Prospective Major |
Verbal |
Math |
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Engineering |
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Language/literature |
a Is there sufficient evidence to indicate a difference in mean verbal SAT scores for high school students intending to major in engineering and in language/literature? Bound or determine the associated -value. What would you conclude at the significance level?
b Are the results you obtained in part (a) consistent with those you obtained in Exercise
c Answer the questions posed in part (a) in relation to the mean math SAT scores for the two groups of students.
d Are the results you obtained in part (c) consistent with those you obtained in Exercise
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