Gradient of line,m=(17-6)/(20-0)=11/20
finding equation of line using a point (20,17)
y-17=11/20(x-20)
y-17=(11/20x)-11
y=11/20x+(17-11)
y=(11/20)*x+6
The type of graph I would use for a set of categorical data with 25 people surveyed is bar graph.
<h3>Which types of graphs are good for categorical data?</h3>
The type of graph or chart that is good for showing categorical data are:
- Frequency tables
- Pie charts
- Bar charts
Note that bar graph is one of the the most appropriate graphical form of displays for any categorical variables.
Learn more about bar graph from
brainly.com/question/24741444
It will be 165.85365853658536. Hope this helps !!
Answer:
(- 1, - 6 )
Step-by-step explanation:
Under a counterclockwise rotation about the origin of 270°
a point (x, y ) → (y, - x ), thus
(6, - 1 ) → (- 1, - 6 )