Question

The distribution of matriculation grades in English is known to be symmetrical.
What does it right say for sure?
A. Distribution of matriculation grades in normal English
B. The lower and upper quarters of English matriculation scores are equal
C. Expectancy of English matriculation scores and median of English matriculation scores are equal
D. There is more than one correct answer

Answer 1

The properties of symmetrical distribution are

(1) The curve of symmetrical distribution is bell shape.

(2) The mean, media and mode occurs at same point.

(3) If a line were drawn dissecting the middle of the graph, it would show two sides that mirror each other.

The distribution of matriculation grades in English is known to be symmetrical.

The correct statements are

(B)The lower and upper quarters of English matriculation scores are equal.

(C)Expectancy of English matriculation scores and median of English matriculation scores are equal.

So, option (D) is correct answer.

i.e, There is more than one correct answer.