Question

NCERT EXERCISE
1. Which of the following alternatives is true ?
(1) The class midpoint is equal to:
(a) The average of the upper class limit and the lower class limit.
(b) The product of upper class limit and the lower class limit.
(c) The ratio of the upper class limit and the lower class limit.
(d) None of the above.
T1
distribution of the variables is lovas​

Answer 1

Answer:

ok.............

Explanation:

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