Data 7.12B & 7.12C

Front

What is a survey?

Back

A survey is a method of collecting data by asking people questions to gather information about their opinions, preferences, or behaviors.

Front

What does it mean to make an inference?

Back

To make an inference means to draw a conclusion based on evidence and reasoning rather than from explicit statements.

Front

What is a graph?

Back

A graph is a visual representation of data that shows relationships between different variables, often using lines, bars, or dots.

Front

How do you calculate the difference between two quantities?

Back

To calculate the difference, subtract the smaller quantity from the larger quantity.

Front

What is the importance of sample size in surveys?

Back

A larger sample size generally provides more reliable and valid results, as it better represents the population being studied.

Front

What is a favorite class survey?

Back

A favorite class survey is a type of survey where participants indicate their preferred subject or class, often used to understand trends in student interests.

Front

What does it mean for one quantity to be 'triple' another?

Back

If one quantity is triple another, it means it is three times larger than that quantity.

Front

What is the total in a data set?

Back

The total in a data set is the sum of all the values in that set.

Front

What is a bar graph?

Back

A bar graph is a chart that presents categorical data with rectangular bars, where the length of each bar is proportional to the value it represents.

Front

How do you interpret data from a graph?

Back

To interpret data from a graph, analyze the axes, look for trends, and compare different data points.