Which type of distribution is symmetrical, bell-shaped, and almost all of its values are within plus or minus three standard deviations from its mean?
A) symmetrical distribution
B) two-sided distribution
C) normal distribution
D) common distribution
E) linear distribution

Question

Quizplus · Accepted Answer

A normal distribution is symmetrical, bell-shaped, and approximately 99.7% of its values are within plus or minus three standard deviations from its mean.

Which Type of Distribution Is Symmetrical, Bell-Shaped, and Almost All