Frequency Distributions (Including Plots)

Observe the histogram and choose the frequency distribution that corresponds to it.

• 
• 

The following data set shows the minutes spent on internet by 50 internet users. Find the range.

• 86

• 7

• -79

• 79

The following data set shows the minutes spent on internet by 50 internet users. Use the class width from the previous question to find the lower class limits if the first lower class limit is the minimum value of the data set.

• 7, 7, 11, 17, 19, 20, ...

• 6.5, 18.5, 30.5, 42.5, 54.5, 66.5, 78.5

• 12.5, 24.5, 36.5, 48.5, 60.5, 72.5

• 7, 19, 31, 43, 55, 67, 79

What is the range of the data set?

• 4

• 3

• 2

• 1

How many student score 19?

• 2

• 6

• 7

• 9

Given above are marks obtained by 20 students in Math out of 25.
Find the value of x.

• 4

• 5

• 7

• 8

According to the portion of the frequency table given, how many people have an MBA?

• 9

• 20

• 60

• not enough information

Which pet was chosen by 6 people?

• Cat

• Goldfish

• Hamster

• Snake

Which pets were chosen by 3 people?

• Cat and dog

• Budgie and rabbit

• Goldfish and hamster

• Lizard and snake

How many people like dogs and cats?

• 12 + 7 = 19

• 7 + 6 = 13

• 12 + 6 = 18

• 6 + 3 = 9