explanatory and response variable

The amount of time studying for your next test and the grade you make on it. Which is the explanatory variable?

• Amount of time studying for your next test

• Grade you make on test

The amount of time studying for your next test and the grade you make on it. Which is the response variable?

• Amount of time studying for your next test

• Grade you make on test

Records of sales of umbrellas and amount of rainfall suggests that there is a strong positive relationship between the two variables. What do you think about the situation in terms of explanatory and response variables?

• Amount of sales of umbrellas is an explanatory variable.

• Amount of rainfall is an explanatory variable

• The connection between the variables is not clear

• The two variables are independent of each other.

In the relationship between the number seeds planted in a garden and the number of fruit grown. The explanatory variable is

• The number of fruit grown

• The amount of soil in the garden

• The number of hours spent watering the plants

• The number of seeds planted

In the relationship between the time spent shopping and the number of items bought. The response variable is

• The number of items bought

• The number of items at the shop

• The time spent shopping

• The time spent getting to the shops

The higher the temperature of the air in the oven, the faster a cake will bake. Find the explanatory variable.

• Oven temperature

• Time to bake

Lemon trees receiving the most water produced the most lemons. Find the explanatory variable.

• Water received

• Lemons produced

The time it takes to run depends on the person's running speed. Find the response variables.

• Time

• Running speed

A study was done to find if different tire treads affect the braking distance of a car. Explanatory variables.

• Braking distance

• Tire treads

The higher the temperature of the air in the oven, the faster a cake will bake. Find the response variable.

• Oven temperature

• Time to bake