FINALS | Biostatistics Practice Quiz

It is defined as the relationship or association between two quantitative variables without being able to infer causal relationships

• Relational statistics

• None of the choices

• Correlation

• Relationship coefficient

It is a statistical technique used to determine the degree to which two variables are related

• Correlation

• Pearson r method

• Relational statistics

• Chi square

It is a rectangular coordinate where two quantitative variables are compared to determine if there is a relationship with each other.

• Line diagram

• Pie chart
• Bar graph
• Scatter diagram

It is a rectangular coordinate where two quantitative variables are compared to determine if there is a relationship with each other.

• Line diagram

• Pie chart
• Bar graph
• Scatter diagram

It is a rectangular coordinate where two quantitative variables are compared to determine if there is a relationship with each other.

• Line diagram

• Pie chart
• Bar graph
• Scatter diagram

Which of the following is NOT a given relationship when two variables are compared?

• Positive

• Negative

• No relationship

• Moderately invalid

What kind of relationship does this scatter diagram indicate?

• Negative

• Positive

• No relationship

• It cannot be determined since there are no definite variables.

What kind of relationship does this scatter diagram indicate?

• It cannot be determined since there are no tables.

• No relationship

• Positive

• Negative

What kind of relationship does this scatter diagram indicate?

• No relationship

• Positive

• Negative

• Negatively askewed

It is defined as the numerical description or measure of the linear relationship between two variables.

• Correlation coefficient
• Standard deviation
• Regression coefficient
• Covariance