Answer:
Answer:
Option C, {(-3,2), (-2,-1), (2, -1), (3,3)}
Step-by-step explanation:
Problem 2
The points on the graphs are: (-3,2), (-2,-1), (2, -1), (3,3)
Answer: Option C, {(-3,2), (-2,-1), (2, -1), (3,3)}
Answer:
B) {-1,2,3}
Step-by-step explanation:
Outputs are the x-values
Set:
{-1, 2, 3}
OK I did the math completely and you aren't correct, its -7, not -3.
I didn't do the math right so I did it again and I got -7.
Answer:
See explanation
Step-by-step explanation:
Width = 25 seconds
Lower class limit = 125 seconds
To find the frequency of each class, just count the numbers which appear in described class
Hence, the frquency distibution is
Classes: Frequency
125 - 150 seconds 1
151 - 175 seconds 0
176 - 200 seconds 0
201 - 225 seconds 4
226 - 250 seconds 34
251 - 275 seconds 11