Data Cycle SOL Review

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship between two quantitative variables by displaying data points on a two-dimensional axis.

Front

What does a trend line in a scatter plot indicate?

Back

A trend line indicates the general direction or pattern of the data points in a scatter plot, helping to visualize the relationship between the variables.

Front

What is simple random sampling?

Back

Simple random sampling is a method of selecting a sample from a population where each member has an equal chance of being chosen.

Front

How can you estimate the value of a variable using a scatter plot?

Back

You can estimate the value of a variable by locating the corresponding point on the trend line of the scatter plot.

Front

What does it mean when a scatter plot shows a negative correlation?

Back

A negative correlation means that as one variable increases, the other variable tends to decrease.

Front

What is the purpose of collecting a representative sample?

Back

The purpose of collecting a representative sample is to ensure that the sample accurately reflects the characteristics of the entire population.

Front

What is the relationship between the number of chapters and total pages in a book?

Back

Typically, as the number of chapters in a book increases, the total number of pages also increases.

Front

What is the significance of outliers in a scatter plot?

Back

Outliers are data points that differ significantly from other observations and can affect the overall trend and interpretation of the data.

Front

What does it mean if a scatter plot has no correlation?

Back

No correlation means that there is no discernible relationship between the two variables being plotted.

Front

How can you determine the best sampling method for a study?

Back

The best sampling method ensures that every member of the population has an equal chance of being included, minimizing bias.