### Surveys and Samples

Learn how to use surveying and sampling to collect accurate data.

Grades 8 through 9 Material from CK-12

#### Why Use This Content?

See when students have begun their work. Or not.

#### Standards

##### 6.SP.A.1

Recognize a statistical question as one that anticipates variability in the data related to the question and accounts for it in the answers. For example, How old am I? is not a statistical question, but How old are the students in my school? is a statistical question because one anticipates variability in students ages

##### 6.SP.B.5.A

Summarize numerical data sets in relation to their context, such as by:

##### 7.SP.A.1

Understand that statistics can be used to gain information about a population by examining a sample of the population; generalizations about a population from a sample are valid only if the sample is representative of that population. Understand that random sampling tends to produce representative samples and support valid inferences.