The ENGR/PHYS 216 faculty have a final exam grade distribution that is, miraculously, exactly a normal distribution. Last year, the final exam average was 71 with a standard deviation of 9 points. What is the minimum score you need to make on the final exam to be in the top 10% of students and guarantee yourself an A? Round your answer to 1 decimal place for entry into Canvas. Do not enter units. Example: 12.3 These numbers are made up. The course average and standard deviation of previous years' finals may or may not be anywhere close to this problem.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
icon
Related questions
Question
3.
The ENGR/PHYS 216 faculty have a final exam grade distribution that is, miraculously, exactly
a normal distribution. Last year, the final exam average was 71 with a standard deviation of 9
points. What is the minimum score you need to make on the final exam to be in the top 10%
of students and guarantee yourself an A?
Round your answer to 1 decimal place for entry into Canvas. Do not enter units. Example:
12.3
These numbers are made up. The course average and standard deviation of previous years' finals
may or may not be anywhere close to this problem.
Transcribed Image Text:The ENGR/PHYS 216 faculty have a final exam grade distribution that is, miraculously, exactly a normal distribution. Last year, the final exam average was 71 with a standard deviation of 9 points. What is the minimum score you need to make on the final exam to be in the top 10% of students and guarantee yourself an A? Round your answer to 1 decimal place for entry into Canvas. Do not enter units. Example: 12.3 These numbers are made up. The course average and standard deviation of previous years' finals may or may not be anywhere close to this problem.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 3 images

Blurred answer
Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning