Questions tagged 'Standard Deviation'
3 questions
M
Markus O'Hara
Jan 27, 2025
Me ! 1. the average cost per ounce for glass cleaner is 7.7 cents with a standard deviation of 2.5 cents. what is the z-score of glass
The average cost per ounce for glass cleaner is 7.7 cents, with a standard deviation of 2.5 cents. What is the z-score for glass cleaner with a cost of 10.1 cents per ounce? a. 0.96 b. 1.31 c. 1.94 d....
the standard deviation (s or σn-1)?
What is the difference between the standard deviation (s or σn-1) and the regular standard deviation? How is it calculated, and what is the formula?
How do you find standard deviation for a paired difference test?
How do you find the standard deviation for a paired difference test? My teacher provided an example related to this type of problem. The scenario involves working in Human Resources and assessing whe...