Common Core 7.SP.B.3 worksheet

Question 1

Class A's mean height is 159 cm and Class B's is 163 cm. Both have a mean absolute deviation of 2 cm. The difference in means is how many MADs?

Answer 

Question 2

Minutes of daily reading. Omar's group: 18, 22, 21, 22, 29, 28, 19. Zara's group: 23, 28, 27, 28, 35, 35, 28. Using medians, which group typically reads for longer?

• A. Omar's group
• B. Zara's group
• C. They are the same

Question 3

Two basketball players' points per game: Kwame has median 18 and IQR 8; Sofia has median 18 and IQR 13. Who is more consistent?

• A. Kwame
• B. Sofia

Question 4

Class A's mean height is 153 cm and Class B's is 161 cm. Both have a mean absolute deviation of 2 cm. The difference in means is how many MADs?

Answer 

Question 5

Minutes of daily reading. Felix's group: 30, 27, 21, 19, 16, 15, 17. Ines's group: 35, 29, 22, 23, 21, 16, 21. Using medians, which group typically reads for longer?

• A. Felix's group
• B. Ines's group
• C. They are the same

Question 6

Two basketball players' points per game: Kofi has median 18 and IQR 11; Daniel has median 18 and IQR 9. Who is more consistent?

• A. Kofi
• B. Daniel

Question 7

Class A's mean height is 156 cm and Class B's is 160 cm. Both have a mean absolute deviation of 2 cm. The difference in means is how many MADs?

Answer 

Question 8

Minutes of daily reading. Kai's group: 20, 10, 24, 30, 15, 16, 29. Lucia's group: 22, 13, 28, 34, 21, 19, 31. Using medians, which group typically reads for longer?

• A. Kai's group
• B. Lucia's group
• C. They are the same

Question 9

Two basketball players' points per game: Luis has median 18 and IQR 5; Mateo has median 18 and IQR 8. Who is more consistent?

• A. Luis
• B. Mateo

Question 10

Class A's mean height is 149 cm and Class B's is 169 cm. Both have a mean absolute deviation of 5 cm. The difference in means is how many MADs?

Answer 

Question 11

Minutes of daily reading. Mei's group: 15, 24, 17, 26, 29, 13, 28. Isla's group: 26, 35, 24, 35, 38, 21, 39. Using medians, which group typically reads for longer?

• A. Mei's group
• B. Isla's group
• C. They are the same

Question 12

Two basketball players' points per game: Ava has median 18 and IQR 10; Ben has median 18 and IQR 13. Who is more consistent?

• A. Ava
• B. Ben

Question 13

Class A's mean height is 144 cm and Class B's is 159 cm. Both have a mean absolute deviation of 5 cm. The difference in means is how many MADs?

Answer 

Question 14

Minutes of daily reading. Maya's group: 13, 20, 26, 30, 26, 12, 18. Grace's group: 20, 29, 35, 37, 33, 18, 26. Using medians, which group typically reads for longer?

• A. Maya's group
• B. Grace's group
• C. They are the same

Question 15

Two basketball players' points per game: Luis has median 18 and IQR 12; Lucia has median 18 and IQR 9. Who is more consistent?

• A. Luis
• B. Lucia

Question 16

Class A's mean height is 141 cm and Class B's is 153 cm. Both have a mean absolute deviation of 3 cm. The difference in means is how many MADs?

Answer