Questions tagged 'z-score'
1 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....