Regarding the normal curve, true is/are-: (A) Both limbs of the curve touch the baseline, (B) Curve is bilaterally symmetrical, (C) There is a skew to the right, (D) There is a skew to the left
Answer is B. Ans. is 'b' i.e., Curve is bilaterally symmetrical o Confidence limit of normal curve can never be 100%; therefore, limbs of curve never touch the baseline. o Mean, Median and mode all coincide --> No skew.