Question

A class interval of a data has 15 as the lower limit and
25 as the size then the class mark is​

Answer 1

Step-by-step explanation:

1) lower limit =15 ,size=25 upper limit=lower limit+size=15+25=40. class mark=mean of upper and lower limit. 2)15+25/2=20 hope this answer is well for you plz mark me as brainliest

Answer 2

Answer:

$\huge\underbrace\mathcal\purple{ANSWER}$...

The correct answer is 7

Lower limit = class interval - width/2

10-3 =7