MCQ test (Div A)

The Mean, Median, Mode, and Range are also known as?

• Central Tendency Measures

• Middle values

• Center values

• Tendency of the middle

Tags

CCSS.7.SP.B.4

Which of the following is not a measure of dispersion?

• range

• variance

• standard deviation

• mode

Which of the measures of dispersion only uses two values in the distribution?

• range

• standard deviation

• variance

• mean deviation

If the arithmetic mean of 20 values is 10, then sum of of these 20 values is

• 10

• 20

• 200

• 30

If the arithmetic mean of two values is 5, one of the value is 3 then the other value is:

• 3

• 5

• 7

• 10

The range of values -4,-10, -7, -22, -37, -44, -12 is

• -4

• -40

• -44

• 40

When rolling a fair six-sided die, what is the probability of obtaining an even number?

• 1/6

• 1/3

• 1/2

• 2/3

When rolling a fair six-sided die, what is the probability of obtaining a number of divisible by 3?

• 1/6

• 1/3

• 1/2

• 2/3

 If ‘p’, ‘q’ and ‘n’ are probability of success, failure and number of trials respectively in a Binomial Distribution, what is its Standard Deviation?

 If ‘p’, ‘q’ and ‘n’ are probability of success, failure and number of trials respectively in a Binomial Distribution, what is its mean?

• npq

• np

• nq