20.88 The standard normal curve
shown here is a probability
density curve for a
continuous random variable,
This means that the area
underneath the entire curve is
1. What is the area of the
shaded region between the
two z-scores indicated in the
diagram?
A. 0.7864
B. 0.7068
O C. 0.1131
D. 0.7188
O E 0.1151

Ateacher asked his students to vote for an animal to be their class pet. five-eighteenths of the students voted for a rabbit, voted for a snake, and voted for a hamster. which statement is true? more students voted for a hamster than a snake. more students voted for a snake than a rabbit. more students voted for a rabbit than a hamster. more students voted for a snake than a hamster.

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

Which of the following contains a variable?