The sat mathematics scores in the state of florida for this year are approximately normally distributed with a mean of 500 and a standard deviation of 100.
using the empirical rule, what is the probability that a randomly selected score lies between 500 and 700? express your answer as a decimal.
what is the answer?

choice b is correct

step-by-step explanation:

we have been given the following system of inequalities;

we are required to graph the solution to the system of inequalities. using a graphing tool, the graph of the system is as shown in the attachment. the continuous line represents the graph of while the dotted line represents .

your answer would be 10x - 1