Grade 2 Mathematics Quiz

What are the different types of data?

• Animals, plants, minerals, liquids

• Red, blue, green, yellow

• Addition, subtraction, multiplication, division

• Qualitative, quantitative, categorical, ordinal

Can you name the different types of variables?

• Independent, dependent, and controlled variables

• Cat, dog, and bird variables

• Morning, afternoon, and evening variables

• Red, blue, and green variables

How do we describe data using tables and graphs?

• Using dance moves

• Using only words

• Using audio recordings

• Using tables and graphs

What is an average and how is it calculated?

• The average is calculated by adding all the numbers together and then dividing by the total count of numbers.

• The average is calculated by multiplying all the numbers together and then dividing by the total count of numbers.

• The average is calculated by finding the middle number in the set of numbers.

• The average is calculated by subtracting all the numbers from each other and then dividing by the total count of numbers.

What does variability mean in data?

• The average of data points

• The sum of data points

• Extent of difference between data points

• The mode of data points

Explain what a normal distribution is.

• A type of probability distribution that is skewed to the right

• A type of probability distribution that is skewed to the left

• A type of probability distribution that is symmetric around the mean

• A type of probability distribution that has no specific shape

How do we calculate standard (z) scores?

• z = (x - μ) * σ

• z = (x + μ) * σ

• z = (x - μ) / σ

• z = (x + μ) / σ

What are the different types of data?

• Addition and subtraction

• Big and small

• Qualitative and quantitative

• Red and blue

Can you name the different types of variables?

• Cat, dog, and bird variables

• Morning, afternoon, and evening variables

• Independent, dependent, and controlled variables

• Red, blue, and green variables

How do we describe data using tables and graphs?

• Using only words

• Using hand gestures

• Using tables and graphs

• Using audio recordings