Question

5. In a frequency distribution, the mid-value of a class is 15 and the class intervals is 4 The lower limit of the class is (a) 10 (b) 12 (c) 13 (d) 14​

Answer 1

Answer:

class interval - 4

mid value - 15

lower term is

15-4 ÷2

= 15-2 = 13