Practice Assessment Lab 1B

Name (Last, First)

Period

• 2
• 3
• 4
• 5
• 6

height is a numerical variable.

• True
• False

gender is a numerical variable.

• True
• False

Write the code that displays the structure of the cdc dataset.

From the cdc dataset, choose all the variables that are numerical variables. Hint: Look at what is under each column name. if you can't enter it into a calculator exactly the way it looks then it is NOT a numerical variable.

• height
• weight
• grade
• age
• eat_fruit

Write the code to create a bargraph of sunscreen usage from the cdc dataset. Include code to show males and females in different colors. NOTE: Do not make 2 different graphs, make one graph with males and females in different colors.

Write the code to create a histogram of height, split by gender, from the cdc dataset. NOTE: Your code should make 2 different graphs, one for males and one for females.

Write the code to create a histogram of height, split by grade, from the cdc dataset.

How many different graphs did you get?