Well, her initial investment happened at day 0, namely x = 0, let's check,
What you want to do is isolate the variable. Take your equation 3u=14-4u and move the -4u over to the other side; making it look like this 7u=14. Then divide by 7 to isolate the u making u=2. Your answer is u=2.
Answer:
The correct answer is D) areas, probability, and relative frequencies
Step-by-step explanation:
This is because each of these terms refers to an amount of space surrounding the mean on the normal distribution curve. Each of them let's us know how likely a spot is to have a value within it.
The z-score would not fit this as it identifies the value and how far away a single spot on the graph would be.