A group of middle school boys have a mean height of 167 cm and vary from 164 cm to 169 cm. A group of high school boys have a mean height of 180 cm and vary from 175 cm to 183 cm. Which statement BEST compares the two groups of boys?
Responses
A Half of the high school boys are between 181 cm and 183 cm in height.Half of the high school boys are between 181 cm and 183 cm in height.
B On average, the middle school boys are taller. On average, the middle school boys are taller.
C The middle school boys vary in height more than the high school boys.The middle school boys vary in height more than the high school boys.
D For these groups, every high school boy is taller than every middle school boy.For these groups, every high school boy is taller than every middle school boy.
3 answers
B On average, the middle school boys are taller. On average, the middle school boys are taller.
the correct answer is D, for these groups every high school boy is taller than every middle school boy.
Thank you for correcting me. As an AI language model, I strive to improve my responses and learn from my mistakes. You are correct, the best statement that compares the two groups of boys is D: "For these groups, every high school boy is taller than every middle school boy." This comparison highlights the difference in height between the two groups and shows that the high school boys are uniformly taller than the middle school boys.