
For each time period, each time "t" increases by one, the population will be multiplied by 4.
I think it is B, since x goes right 4.5 times and y goes up 3 times.
Answer: The answer is A
Step-by-step explanation: You use normalcdf to find the area under a curve. The lower bound (in this case 7) goes first followed by the upper bound, mean, and standard deviation.