A researcher tracks the weights of babies born in a particular hospital. She identifies the number of babies falling in each of the following weight classes: 0-2 lbs, 2.1-4 lbs, 4.1-6 lbs, 6.1-8 lbs, 8.1-10 lbs. What is the class interval for this frequency distribution?
A)0
B)10
C)2
D)1

Question

Quizplus · Accepted Answer

The class interval is the difference between the upper limit of one class and the lower limit of the next class. Here, it is 2 lbs (e.g., 4.1 - 2 = 2).

A Researcher Tracks the Weights of Babies Born in a Particular