harper asked 20 people living in eastbury and 20 people living in grand valley how many televisions are in…
harper asked 20 people living in eastbury and 20 people living in grand valley how many televisions are in their households. she recorded her results in these box plots. household televisions eastbury grand valley 1 3 5 7 9 11 complete the table. median interquartile range eastbury 3 2 grand valley
Answer
Answer:
| Median | Interquartile range | |
|---|---|---|
| Eastbury | 3 | 2 |
| Grand Valley | 5 | 4 |
Explanation:
Step1: Identify Grand Valley median
The line inside the box - plot for Grand Valley is at 5, so the median is 5.
Step2: Identify Grand Valley Q1 and Q3
The left - hand side of the box for Grand Valley is at 3 (first quartile Q1) and the right - hand side is at 7 (third quartile Q3).
Step3: Calculate Grand Valley interquartile range
Interquartile range (IQR)=Q3 - Q1. So, IQR = 7 - 3=4.