What is the interquartile range of the following data set?
7.7, 8.4, 9, 8, 6.9

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

The graph shows the distance kerri drives on a trip. what is kerri's speed . a. 25 b.75 c.60 d.50