The mean of 12+x,14+2x,16,18+x, 20,22-x and 24-3x is
Answers
The mean is 18
Step-by-step explanation:
Mean = Sum of observations/No. of observations
= (12+x) + (14+2x) + 16 + (18+x) + 20 + (22-x) + (24-3x) /7
= 12+x + 14+2x + 16 + 18+x + 20 + 22-x + 24-3x / 7
= 126 + 4x - 4x / 7
= 126 / 7
= 18
HOPE IT HELPS! MARK AS BRAINLIEST!
HAVE A NICE DAY!!!!
Given : 12+x,14+2x,16,18+x, 20,22-x and 24-3x
To Find : Mean / मध्यमान
16
18
20
20+x
Solution:
Mean = Sum of all observations / number of observation
12 + x
14 + 2x
16
18 + x
20
22 - x
24 - 3x
______
126 + 4x - 4x = 126
Sum of all observations = 126
Number of observation = 7
Mean = 126/7 = 18
The mean of 12+x,14+2x,16,18+x, 20,22-x and 24-3x is : 18
Learn More:
If the mean of the data x1,x2,x3.........xn is x,then find the mean of ax1 ...
https://brainly.in/question/9776094
the mean, median and the mode for the following data series: 18, 20 ...
https://brainly.in/question/9098099