Question

the table shows the number of students in each grade who had perfect attendance last quarter at west elementary school. what is the range for the data displayed in the table? a 35 b 42 c 45 d 51

Explanation:

Step1: Identify maximum value

The maximum value in the attendance data set $\{28,56,42,63,70,35,42\}$ is $70$.

Step2: Identify minimum value

The minimum value in the attendance data set is $28$.

Step3: Calculate the range

The range is calculated by subtracting the minimum value from the maximum value. So, $70 - 28=42$.

Answer:

B. 42