Answer:
-2
Step-by-step explanation:
Subtracting a negative number is adding the positive number of that
-3 + 1 += -2
Answer:
Have a great day
Step-by-step explanation:
=3 1/2÷1/4
=7/2×4
=7×2
=14
The z-score is the number of standard deviations away from the mean. We first subtract the actual score from the mean, then divide the difference by the standard deviation. In this case, our actual score is 13, so we subtract from the mean of 16, then divide by the SD of 2
(13 - 16) / 2 = -1.5
Here's a graph. Remember that the y intercept crosses the y axis.
Answer:
-2/3
Step-by-step explanation:
3√-8/27
(-2/3)³ = -8/27.
