MATH 225N WEEK 6 QUIZ STATISTICS – QUESTION AND ANSWERS
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Examen
Math 225N Week 6 Quiz Statistics – Question And Answers
MATH 225N WEEK 6 QUIZ STATISTICS – QUESTION AND ANSWERS 
Question 1 
A statistics professor recently graded final exams for students in her introductory statistics course. In a review of her grading, she found the mean score out of 100 points was a x¯=77, with a margin of error of 10. 
Construct a confidence interval for the mean score (out of 100 points) on the final exam. 
________________________________________ 
That is correct! 
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$$(67, 87) 
Answ...
Examen
Math 225N Week 6 Quiz Statistics – Question And Answers
PopularMATH 225N WEEK 6 QUIZ STATISTICS – QUESTION 
 
 
 
Question 1 
A statistics professor recently graded final exams for students in her introductory statistics course. In a review of her grading, she found the mean score out 
of 100 points was a x¯=77, with a margin of error of 10. 
Construct a confidence interval for the mean score (out of 100 points) on the final exam. 
 
 
 
Answer: (67, 87) 
 
 
Question 2 
A random sample of adults were asked whether they prefer reading an e- book over a p...