Homework Help is Here – Start Your Trial Now!
Math
Statistics
Construct a 95% confidence level for the population mean. According to Dr. Benner's test, is it reasonable to conclude that the mean stress level of Internet executives is 80? Explain.

Construct a 95% confidence level for the population mean. According to Dr. Benner's test, is it reasonable to conclude that the mean stress level of Internet executives is 80? Explain.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 8SGR
See similar textbooks
icon
Related questions
Question
45. Dr. Susan Benner is an industrial psychologist. She is currently studying stress among executives of Internet companies. She has developed a questionnaire that she believes measures stress. A score above 80 indicates stress at a dangerous level. A random sample of 15 executives revealed the following stress level scores. 94 78 83 90 78 99 97 90 97 90 93 94 100 75 84 Construct a 95% confidence level for the population mean. According to Dr. Benner's test, is it reasonable to conclude that the mean stress level of Internet executives is 80? Explain. a. b. C. d. X±Z p±z\ p(1-P) n x ±1 -3 n= Za e. None of these. Which formula? 106
Transcribed Image Text:45. Dr. Susan Benner is an industrial psychologist. She is currently studying stress among executives of Internet companies. She has developed a questionnaire that she believes measures stress. A score above 80 indicates stress at a dangerous level. A random sample of 15 executives revealed the following stress level scores. 94 78 83 90 78 99 97 90 97 90 93 94 100 75 84 Construct a 95% confidence level for the population mean. According to Dr. Benner's test, is it reasonable to conclude that the mean stress level of Internet executives is 80? Explain. a. b. C. d. X±Z p±z\ p(1-P) n x ±1 -3 n= Za e. None of these. Which formula? 106
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 1 images

SEE SOLUTIONCheck out a sample Q&A here
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
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning
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
Holt Mcdougal Larson Pre-algebra: Student Edition…
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
SEE MORE TEXTBOOKS