7th grade statisitics

Front

What is statistics?

Back

Statistics is the study of collecting, analyzing, interpreting, presenting, and organizing data.

Tags

CCSS.6.SP.A.3

Front

What is a sample in statistics?

Back

A sample is a subset of a population used to represent the entire group.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What does biased sample mean?

Back

A biased sample is one that does not accurately represent the population from which it is drawn.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Front

What is the purpose of a survey?

Back

A survey is used to gather information from a group of people to understand their opinions, behaviors, or characteristics.

Tags

CCSS.6.SP.B.5B

Front

What is the mean in statistics?

Back

The mean is the average of a set of numbers, calculated by adding all the values and dividing by the number of values.

Tags

CCSS.6.SP.B.5C

Front

What is the median?

Back

The median is the middle value in a data set when the numbers are arranged in order.

Tags

CCSS.6.SP.B.5C

Front

What is the mode?

Back

The mode is the value that appears most frequently in a data set.

Tags

CCSS.6.SP.B.5C

Front

What is a quartile?

Back

A quartile is a type of quantile that divides a data set into four equal parts.

Tags

CCSS.6.SP.B.5C

Front

What is the upper quartile?

Back

The upper quartile (Q3) is the median of the upper half of a data set, representing the 75th percentile.

Tags

CCSS.6.SP.B.5C

Front

How do you calculate percentage?

Back

To calculate percentage, divide the part by the whole and multiply by 100.