Statisticians use summary measures to describe the amount of variability or spread in a set of data. The most common measures of variability are the range, theinterquartile<span> range (</span>IQR<span>), </span>variance<span>, and standard deviation. This is from google btw</span>
Answer: 4/5
Step-by-step explanation:
1. you need to know the formula which is m = y2-y1/x2-x1
2. you plug in the numbers which would be 9-5/3-(-2)
3. you get your answer as 4/5
4. the answer is 4/5
Maybe use photo math i guess
