Verbal statement	Symbolic statement using z-scores (part B)	Probability (part C)
the empirical probability that the randomly selected value, x, is no more a	P(x)-1.72
the empirical probability that the randomly selected value, x, is at least b.	P(x) 3.08
the empirical probability that the randomly selected value, x, is between a and b.	-1.72 P(x) 3.08

USING THE EMPIRICAL FORMULA TO SOLVE THE CHART

Explain why x represents a continuous random variable in this part of the case study.

Enter the probability, correct to four decimal places, into the copied chart.