Lesson: Histograms

In this lesson, we will learn how to use histograms to analyze data, communicate information, and get insights from data.

Sample Question Videos

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Worksheet: Histograms • 20 Questions • 3 Videos

Q1:

The frequency diagram shows the age at which several people started their first job. Using this information, determine how many people started their first job between the ages of 15 and 25.

Q2:

Use the frequency diagram to find the number of students who are between 60 and 70 inches tall.

Q3:

The frequency diagram shows the highest wind speeds in 30 different cities. How many cities recorded wind speeds of 75 mph or more?

Q4:

What type of data is appropriate for a frequency diagram?

Q5:

The histogram shows the number of movies watched by a class of students during a month. How many students watched less than 14 movies?

Q6:

This frequency table shows the time that students spend doing homework every night. How many students spend seventy-five minutes or less doing homework?

Q7:

Use the frequency diagram to find the percentage of cities that have an area between 200 and 600 square kilometres.

Q8:

This frequency diagram shows the time that students spend doing homework every night. How many students spend 15 minutes or more doing homework?

Q9:

The frequency diagram shows the times taken for a group of students to read a short article.

How many students took between 60 and 70 seconds to read the article?

How many more students took between 80 and 90 seconds to read the article than those who took between 50 and 60 seconds?

How many students took more than 80 seconds to read the article?

How many students took less than 70 seconds to read the article?

How many students were asked to read the article?

What is the longest possible range of times taken by the students?

What is the shortest possible range of times taken by the students?

Q10:

The frequency diagram demonstrates the wind speeds in 30 cities. What is the most common interval for the wind speed?

Q11:

The frequency diagram shows the time it took for several runners to finish a 400-metre dash. Determine the percentage of runners who finished in less than 70 seconds.

Q12:

What do the heights of the bars on a frequency diagram represent?

Q13:

Fady recorded how long he takes to get dressed in the morning. The results are shown on the diagram. Which time interval has the highest frequency?

Q14:

What should be plotted on the vertical axis of a frequency diagram?

Q15:

Does this frequency diagram show that the most common amount of sugar ( ) per serving of cereal satisfies ?

Q16:

The histogram shows the distribution of the hours that Nader spent studying during the last 14 weeks.

What is the total number of hours that Nader spent studying?

Q17:

Which of the statements is correct for the distribution represented by the diagram?

Q18:

The histogram represents the ages of people on a recent airplane flight. In what age range would you find the median of the data?

Q19:

A sports club is organizing a competition for under 15 s. They collected the data on the heights of the 13-to-15-year-old competitors and displayed it in the shown histogram.