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


c

Psychology

You might also like to view...

Researchers examined the or percentage of cases where each twin has a disorder

a. family rate b. concordance rate c. sociability factor d. reliability rate

Psychology

How many steps are there in hypothesis testing?

What will be an ideal response?

Psychology

Maria has contracted syphilis, which is a(n) ____ infection

a. ?parasitic b. ?viral c. ?bacterial d. ?fungal

Psychology

Children who are resistant to stress are considered to be.

a. reliant b. reactive c. resilient d. resistant

Psychology