5th gr. May 24th Lesson Review

What is a correlation between variables?

• A difference between them

• A connection or link between them

• A random occurrence

• An unrelated event

How can we determine if variables are correlated?

• By guessing

• By looking at their names

• Based on how they are represented on graphs

• By asking someone

What type of graph will be used today?

• Bar graph

• Line graph

• Scatter plot

• Pie chart

What does a scatter plot show?

• The distribution of a single variable

• The relationship between two variables

• The frequency of categories

• The parts of a whole

How many ways can we classify correlations?

• One

• Two

• Three

• Four

Which type of correlation is shown by a graph where the points form an upward trend?

• Positive Correlation

• Negative Correlation

• No Correlation

• None of the above

Which type of correlation is shown by a graph where the points form a downward trend?

• Positive Correlation

• Negative Correlation

• No Correlation

• None of the above

Which type of correlation is shown by a graph where the points are scattered randomly?

• Positive Correlation

• Negative Correlation

• No Correlation

• None of the above

What is shown when both variables increase together?

• Negative correlation

• No correlation

• Positive correlation

• Inverse correlation

What happens to ice cream sales as the temperature increases?

• Ice cream sales decrease

• Ice cream sales stay the same

• Ice cream sales increase

• Ice cream sales fluctuate randomly