Grade 7
Domain Statistics and Probability
Cluster Draw informal comparative inferences about two populations.
Standard Use measures of center and measures of variability for numerical data from random samples to draw informal comparative inferences about two populations. <span class='clarification'>For example, decide whether the words in a chapter of a seventh-grade science book are generally longer than the words in a chapter of a fourth-grade science book.</span>

7.SP.B.4. Use measures of center and measures of variability for numerical data from random samples to draw informal comparative inferences about two populations. For example, decide whether the words in a chapter of a seventh-grade science book are generally longer than the words in a chapter of a fourth-grade science book.