# Relative Frequency Problems

5 questions

### #1 of 5:Medium

Relative frequency

<p>A fitness club asks different types of athletes what time of day they prefer to exercise. </p><TableUIv2 data-props='{ "headers": [ { "value": "Type of Athlete" }, { "value": "Morning" }, { "value": "Afternoon" }, { "value": "Evening" }, { "value": "Total" } ], "borders": {}, "rows": [ [ { "value": "Runners", "dim": false, "highlight": false }, { "value": "`12`", "dim": false, "highlight": false }, { "value": "`5`", "dim": false, "highlight": false }, { "value": "`8`", "dim": false, "highlight": false }, { "value": "`25`", "dim": false, "highlight": false } ], [ { "value": "Bikers", "dim": false, "highlight": false }, { "value": "`6`", "dim": false, "highlight": false }, { "value": "`14`", "dim": false, "highlight": false }, { "value": "`12`", "dim": false, "highlight": false }, { "value": "`32`", "dim": false, "highlight": false } ], [ { "value": "Swimmers", "dim": false, "highlight": false }, { "value": "`7`", "dim": false, "highlight": false }, { "value": "`11`", "dim": false, "highlight": false }, { "value": "`15`", "dim": false, "highlight": false }, { "value": "`33`", "dim": false, "highlight": false } ], [ { "value": "Total", "dim": false, "highlight": false }, { "value": "`25`", "dim": false, "highlight": false }, { "value": "`30`", "dim": false, "highlight": false }, { "value": "`35`", "dim": false, "highlight": false }, { "value": "`90`", "dim": false, "highlight": false } ] ]}'></TableUIv2 ><p>What percent of the athletes are runners who prefer to exercise in the morning?</p>

### #2 of 5:Mild

Relative frequency

<p>An entertainment company surveyed people about whether they have a dog and if they have heard of a new animated movie about a dog. </p><TableUIv2 data-props='{ "headers": [ { "value": "Pet Status" }, { "value": "Have Heard of the Movie" }, { "value": "Have Not Heard of the Movie" }, { "value": "Total" } ], "borders": {}, "rows": [ [ { "value": "Have a Dog", "dim": false, "highlight": false }, { "value": "`20`", "dim": false, "highlight": false }, { "value": "`26`", "dim": false, "highlight": false }, { "value": "`46`", "dim": false, "highlight": false } ], [ { "value": "Do Not Have a Dog", "dim": false, "highlight": false }, { "value": "`4`", "dim": false, "highlight": false }, { "value": "`30`", "dim": false, "highlight": false }, { "value": "`34`", "dim": false, "highlight": false } ], [ { "value": "Total", "dim": false, "highlight": false }, { "value": "`24`", "dim": false, "highlight": false }, { "value": "`56`", "dim": false, "highlight": false }, { "value": "`80`", "dim": false, "highlight": false } ] ]}'></TableUIv2 ><p>What percent of the people surveyed have not heard of the movie?</p>

### #3 of 5:Mild

Relative frequency

<p>Ms. Sanchez surveyed the students in her `2` social studies classes about whether, after finishing their current unit, they would prefer to create a slide presentation or take a test. </p><TableUIv2 data-props='{ "headers": [ { "value": "Class" }, { "value": "Slide Presentation" }, { "value": "Take a Test" }, { "value": "Total" } ], "borders": {}, "rows": [ [ { "value": "3rd Period", "dim": false, "highlight": false }, { "value": "`16`", "dim": false, "highlight": false }, { "value": "`8`", "dim": false, "highlight": false }, { "value": "`24`", "dim": false, "highlight": false } ], [ { "value": "7th Period", "dim": false, "highlight": false }, { "value": "`9`", "dim": false, "highlight": false }, { "value": "`12`", "dim": false, "highlight": false }, { "value": "`21`", "dim": false, "highlight": false } ], [ { "value": "Total", "dim": false, "highlight": false }, { "value": "`24`", "dim": false, "highlight": false }, { "value": "`20`", "dim": false, "highlight": false }, { "value": "`44`", "dim": false, "highlight": false } ] ]}'></TableUIv2 ><p>What fraction of students surveyed were in 3rd period? </br><highlight data-color="#666" data-style="italic">Write your answer as a fraction in simplest form.</highlight></p>

### #4 of 5:Medium

Relative frequency

<p>Students at Evergreen Middle School were surveyed about what color to paint the walls in the new cafeteria. </p><TableUIv2 data-props='{ "headers": [ { "value": "Grade" }, { "value": "Blue" }, { "value": "White" }, { "value": "Green" }, { "value": "Total" } ], "borders": {}, "rows": [ [ { "value": "6th Graders", "dim": false, "highlight": false }, { "value": "`18`", "dim": false, "highlight": false }, { "value": "`3`", "dim": false, "highlight": false }, { "value": "`6`", "dim": false, "highlight": false }, { "value": "`27`", "dim": false, "highlight": false } ], [ { "value": "7th Graders", "dim": false, "highlight": false }, { "value": "`10`", "dim": false, "highlight": false }, { "value": "`4`", "dim": false, "highlight": false }, { "value": "`15`", "dim": false, "highlight": false }, { "value": "`29`", "dim": false, "highlight": false } ], [ { "value": "8th Graders", "dim": false, "highlight": false }, { "value": "`12`", "dim": false, "highlight": false }, { "value": "`13`", "dim": false, "highlight": false }, { "value": "`5`", "dim": false, "highlight": false }, { "value": "`30`", "dim": false, "highlight": false } ], [ { "value": "Total", "dim": false, "highlight": false }, { "value": "`40`", "dim": false, "highlight": false }, { "value": "`20`", "dim": false, "highlight": false }, { "value": "`26`", "dim": false, "highlight": false }, { "value": "`86`", "dim": false, "highlight": false } ] ]}'></TableUIv2 ><p>What percent of the 8th graders chose blue?</p>

### #5 of 5:Medium

Relative frequency

<p>Bev’s Bakery offered an afternoon special of a baked good and a beverage. They kept track of what customers ordered. </p><TableUIv2 data-props='{ "headers": [ { "value": "Baked Good" }, { "value": "Coffee" }, { "value": "Tea" }, { "value": "Milk" }, { "value": "Total" } ], "borders": {}, "rows": [ [ { "value": "Pie", "dim": false, "highlight": false }, { "value": "`6`", "dim": false, "highlight": false }, { "value": "`2`", "dim": false, "highlight": false }, { "value": "`3`", "dim": false, "highlight": false }, { "value": "`11`", "dim": false, "highlight": false } ], [ { "value": "Cake", "dim": false, "highlight": false }, { "value": "`5`", "dim": false, "highlight": false }, { "value": "`1`", "dim": false, "highlight": false }, { "value": "`5`", "dim": false, "highlight": false }, { "value": "`11`", "dim": false, "highlight": false } ], [ { "value": "Cookie", "dim": false, "highlight": false }, { "value": "`2`", "dim": false, "highlight": false }, { "value": "`1`", "dim": false, "highlight": false }, { "value": "`10`", "dim": false, "highlight": false }, { "value": "`13`", "dim": false, "highlight": false } ], [ { "value": "Total", "dim": false, "highlight": false }, { "value": "`13`", "dim": false, "highlight": false }, { "value": "`4`", "dim": false, "highlight": false }, { "value": "`18`", "dim": false, "highlight": false }, { "value": "`35`", "dim": false, "highlight": false } ] ]}'></TableUIv2 ><p>What percent of the customers who ordered milk chose cake?</p>

In this exercise, students will practice finding relative frequency. They will be given a two-way table of categorical data and asked to calculate the relative frequency of each category. This activity will help students understand how relative frequency can be used to describe the d...

Show all
Statistics
8.SP.A.4

### What teachers are saying about BytelearnWhat teachers are saying

Stephen Abate
19-year math teacher
Carmel, CA
Any math teacher that I know would love to have access to ByteLearn.
Jennifer Maschino
4-year math teacher
Summerville, SC
“I love that ByteLearn helps reduce a teacher’s workload and engages students through an interactive digital interface.”
Rodolpho Loureiro
Dean, math program manager, principal
Miami, FL
“ByteLearn provides instant, customized feedback for students—a game-changer to the educational landscape.”

### What teachers are saying about BytelearnWhat teachers are saying

Stephen Abate
19-year math teacher
Carmel, CA
Any math teacher that I know would love to have access to ByteLearn.
Jennifer Maschino
4-year math teacher
Summerville, SC
“I love that ByteLearn helps reduce a teacher’s workload and engages students through an interactive digital interface.”
Rodolpho Loureiro
Dean, math program manager, principal
Miami, FL
“ByteLearn provides instant, customized feedback for students—a game-changer to the educational landscape.”