Central Tendency Measures MCQs with Answers PDF Download – Test 90

MCQ 446: The Σxwis divided by Σwis used to calculate:

1. weighted arithmetic mean
2. paired arithmetic mean
3. non-paired arithmetic mean
4. square of arithmetic mean

MCQ 447: The variance of binomial probability distribution is larger in value if:

1. q is greater than 0.5
2. p and q are equal
3. p and q are greater than 0.5
4. p is greater than 0.5

MCQ 448: The product A has per unit contribution of 6 with the sold quantity of 120 units, product B has per unit contribution of 8 with sold quantity of 100 units and product C has per unit contribution of 10 with sold quantity of 130 units then the weighted average mean is:

1. $7.06
2. $8.06
3. $9.06
4. $10.06

MCQ 449: If a luggage bag contains two types of shirts, 40 percent are dress shirts, 45 percent are T-shirts and 30 percent are blue jeans then the probability of selecting a dress shirt in random sample is:

1. 0.47
2. 0.4
3. 0.35
4. 0.3

MCQ 450: If the random samples are drawn without replacement and the population from which samples are drawn is infinite then the method which is not applicable is:

1. weighted error probability distribution
2. hyper geometric probability distribution
3. Bernoulli probability distribution
4. asymmetrical random distribution