rated A+ 2026/2027
What do measures of central tendency help us identify about our data? - correct answer numbers that
describe what is average in a distribution
What is the mode? - correct answer The category with the largest frequency in the distribution
What is the median? - correct answer Divides the distribution into two equal parts, half are above it and
half are below
What is the mean? - correct answer Measures of central tendency that is obtained by adding up all the
scores and dividing it by the total number of scores
what are the three possible shapes of a distribution? - correct answer positive, negative, symmetrical
What do measures of variability help is identify about our data? - correct answer numbers describes
diversity or variability in the distribution
IQV - correct answer single number express diversity
rages from 0-1
0 means no diversity
1 means distribution is maximally diverse
what is the range - correct answer difference between highest and the lowest scores in the distribution.