The average final exam score for the statistics course is 78%. A professor wants to see...

50.1K

Verified Solution

Question

Basic Math

The average final exam score for the statistics course is 78%. Aprofessor wants to see if the average final exam score for studentswho are given colored pens on the first day of class is different.The final exam scores for the 11 randomly selected students whowere given the colored pens are shown below. Assume that thedistribution of the population is normal. 81, 61, 81, 91, 84, 56,64, 74, 79, 63, 82 What can be concluded at the the ? ? = 0.10level of significance level of significance? For this study, weshould use The null and alternative hypotheses would be: H 0 : H 0: H 1 : H 1 : The test statistic = (please show your answer to 3decimal places.) The p-value = (Please show your answer to 4decimal places.) The p-value is ? ? Based on this, we should thenull hypothesis. Thus, the final conclusion is that ... The datasuggest that the population mean final exam score for students whoare given colored pens at the beginning of class is notsignificantly different from 78 at ? ? = 0.10, so there isstatistically insignificant evidence to conclude that thepopulation mean final exam score for students who are given coloredpens at the beginning of class is different from 78. The datasuggest the population mean is not significantly different from 78at ? ? = 0.10, so there is statistically insignificant evidence toconclude that the population mean final exam score for students whoare given colored pens at the beginning of class is equal to 78.The data suggest the populaton mean is significantly different from78 at ? ? = 0.10, so there is statistically significant evidence toconclude that the population mean final exam score for students whoare given colored pens at the beginning of class is different from78.

Answer & Explanation Solved by verified expert
4.0 Ratings (609 Votes)
Conclusion The data suggest that thepopulation mean final exam score for    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students