Statistics and Probability Quiz

In the following distribution, find the median class.

• 150 - 155

• 155 - 160

• 160 - 165

• 165-170

Find the median of the data, using an empirical relation, when it is given that Mode = 12.6 and Mean = 10.5

• 11.2

• 11.5

• 11.4

• 11.7

Find the arithmetic mean of the following frequency distribution:

•  7

• 8.6

• 6.67

• 4

Find the unknown value 'd' from the following table:

•  5

•  6

• 7

•  8

Calculate the median from the following data approximately to the nearest integer.

• 20

• 30

• 23

• 26

The following distribution shows the marks scored by 140 students in an examination. The mode of the distribution is:

• 24

• 26

• 25

• 28

Two different coins are tossed simultaneously. The probability of getting at least one head is:

• 1/4

• 3/4

• 1/8

• 7/8

A card is drawn at random from a well shuffled pack of 52 playing cards. Find the probability of getting neither a red card nor a queen.

• 6/13

• 7/26

• 4/13

• 19/52

wo different dice are tossed together. Find the probability that the product of the number on the top of the dice is 6.

• 4/9

• 5/9

• 1/2

• 1/9

Find the probability that a leap year will contain 53 Sundays

• 2/7

• 1/7

• 3/7

• 53/365