Question

Use the accompanying histogram to answer the following questions.

a) How many homes were included in the survey?
b) In how many homes were three televisions observed?
c) What is the modal class?
d) How many televisions were observed?
e) Construct a frequency distribution from this histogram

Answer 1

a.) The number of homes that were included in the survey would be = 29.

b.) The number of homes that 3 televisions were observed would be = 6

C.) The modal class would be = the homes with 2 television.

D.) The total television observed =70.

How to calculate the number of homes using the given histogram?

To calculate the given expressions, the following steps should be taken as follows;

For a.)

The number of homes that were included in the survey:

= 2+5+8+6+4+3+1 = 29

For B.)

The number of homes that 3 televisions were observed would be = 6

For c.)

The modal class is the number of class with the highest television which is 2.

For d.)

The total television observed:

=1*5+2*8+2*6+4*4+5*3+6*1

= 5+16+12+16+15+6

= 70