Variable A - horizontal axis ⇒ x
Variable B - vertical axis ⇒ y
points (x, y)
A B
1) 2 , 2
2) 2 , 8
3) 4 , 3
4) 5 , 1
5) 6 , 3
6) 7 , 5
7) 8 , 6
8) 9 , 2
Mean of Variable A.
(2 + 2 + 4 + 5 + 6 + 7 + 8 + 9) ÷ 8 = 43 ÷ 8 = 5.375 OR 5.40
Mean is the average value of the data set. Add all the numbers in the data set and divide its sum by its count.
K=7
Hope this helps!! Can I please have brainliest?
Answer:
My answer is 27.48 minutes
Step-by-step explanation: what i did to get this answer is i subtracted my numbers and add so i added $30 + 6 ( don't have to put the dollar sign when you add your numbers together) and i got 36 as my answer and then after i did that i subtracted $27.84 - 36 and got 27.48 as my answer.
hope it helps you
Answer:
6 runners
Step-by-step explanation:
Each runner ran 7.5 km. If there were n runners, then (7.5 km)n = 45 km.
Solve this for n by dividing 7.5 km into 45 km:
n = 6
There were 6 runners.
