Draw Inferences About Two Populations (Part 2 of 3): Comparing Centers & Variability (Grade 8 Statistics)

Multiple Choice

What are the measures of center mentioned in the lesson?

• Mean

• Median

• Mode

• All of the above

Multiple Choice

Based on the data, which team has a higher variability in cardio practice minutes?

• Team A

• Team B

• Both teams have the same variability

• Cannot determine

Multiple Choice

What is the average number of minutes of cardio practice per week for Team B?

• 20

• 25

• 30

• 28

Multiple Choice

What is the average number of minutes of cardio practice per week for Team A?

• 20

• 25

• 30

• 28

Multiple Choice

What is the median number of minutes of cardio practice per week for Team A?

• 15

• 20

• 25

• 30

Multiple Choice

What are the differences between mean, median, and mode?

• Mean is sensitive to outliers

• Median is the average of two middle values

• Mode is the most frequent value

• All of the above

Multiple Select

What are the three measures of variability mentioned in the image?

• Range

• IQR

• MAD

• Mean

Multiple Choice

What does the box plot compare between Team A and Team B?

• Minutes per week

• Team size

• Average age

• Performance score

Multiple Choice

What does the table suggest about the maximum values of Team A and Team B?

• Team A has a higher maximum value than Team B

• Team B has a higher maximum value than Team A

• Both teams have the same maximum value

• Team A's maximum value is lower than Team B's

Multiple Choice

What can we infer about the variability of practice times between Team A and Team B based on the evidence provided?

• Team A has less variability

• Team B has larger IQR

• Both teams have similar variability

• Team A has a larger spread

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident