Answer:
- Plants with treatment B in general grow more than plants with treatment A.
<h2>
Step-by-step explanation:</h2>
<u>Treatment A:</u>
Least value or minimum value= 6
Maximum value= 11.25
First quartile or lower quartile i.e. = 8
Middle quartile or Median i.e. = 8.5
Upper quartile or third quartile i.e. = 9.5
Range= Maximum value-Minimum value
= 11.25-6
= 5.25
Interquartile range ( IQR)=
= 9.5-8
= 1.5
<u>Treatment B:</u>
Least value or minimum value= 2
Maximum value= 7.5
First quartile or or lower quartile i.e. = 3.5
Middle quartile or Median i.e. = 4.75
Upper quartile or third quartile i.e. = 6
Range= Maximum value-Minimum value
= 7.5-2
= 5.5
Interquartile range ( IQR)=
= 6-3.5
= 2.5
The range in growth for treatment B is not much greater than the range in growth for treatment A.
( since there is a very less difference in range
5.5-5.25=0.25)
Since, the IQR as well range of treatment B is greater than treatment A.
Hence, Plants with treatment B in general grow more than plants with treatment A.