Asked by
Gianni Magana
on Nov 06, 2024
Verified
Imagine after grading this exam I look at the distribution of test scores in this class and conclude the distribution is symmetrical and peaked. Which of the following would MOST likely lead to this conclusion?
A) The mean and median are the same AND the standard deviation is very small.
B) There are two modes AND the standard deviation is very large.
C) The mean and median are different AND the range is very large.
D) The mean is very high AND there is a large number of outliers.
Mean
A measure of central tendency that is calculated by adding all numbers in a data set and dividing by the number of observations.
Median
Value of a variable that splits a distribution of scores in half, with the same number of scores above the median as below.
- Understand the concept of distribution characteristics such as symmetry, peakedness, and variability.
Verified Answer
JS
Learning Objectives
- Understand the concept of distribution characteristics such as symmetry, peakedness, and variability.