The z-score counts the number of standard deviations from the mean. Then the meaning in gallons of a difference in z-score is found by multiplying the z-score difference by the value of a standard deviation.
(3 -0)*1.2 = 3.6 . . . . gallons.
The 3rd selection is appropriate.
Answer:3 over 1
Step-by-step explanation:
15 and 6.
15+ 6 = 21
15^2 + 6^2 = 261
There is not a way to answer this because we don’t know what the graph you drew was.
