Lisa wants to determine if graduates from her collegeearn different incomes than do graduates from college in general. To test this, Lisa surveys 1,000 graduates from her college and finds that the average income is $40,000 (s= 5,000). If the average income is $45,000 for graduates in general, do the incomes of the graduates from Lisa's college differ significantly? Use an alpha of .05 and a two-tailed test. Complete all 4 steps of hypothesis testing.
Lisa wants to determine if graduates from her collegeearn different incomes than do graduates from college in general. To test this, Lisa surveys 1,000 graduates from her college and finds that the average income is $40,000 (s= 5,000). If the average income is $45,000 for graduates in general, do the incomes of the graduates from Lisa's college differ significantly? Use an alpha of .05 and a two-tailed test. Complete all 4 steps of hypothesis testing.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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Lisa wants to determine if graduates from her collegeearn different incomes than do graduates from college in general. To test this, Lisa surveys 1,000 graduates from her college and finds that the average income is $40,000 (s= 5,000). If the average income is $45,000 for graduates in general, do the incomes of the graduates from Lisa's college differ significantly? Use an alpha of .05 and a two-tailed test. Complete all 4 steps of hypothesis testing.
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