Question

5. If the mean of the data 3, 21, 25, 17, (x + 3), 19, (x - 4) is 18, find the value
of x. Using this value of x, find the mode of the data.
​

Answer 1

Answer:

...........

.......................

Answer 2

Answer:

x=21

Step-by-step explanation:

3+21+25+17+(x+3)+19+(x-4)/7 = 18

84+2x=126

2x=42

x=21

Mode is 17 ( frequency=2)