A group of middle school boys have a mean height of 167 cm and a range of 164 cm to 169 cm. A group of high school boys have a mean height of 180 cm and a range of 175 cm to 183 cm. Which statement BEST compares the two groups of boys?

A)
On average, the middle school boys are taller.

B)
The group of middle school boys has the tallest boy.

C)
The high school boys vary in height more than the middle school boys.

D)
The middle school boys vary in height more than the high school boys.

Hi the answer is C)   The high school boys vary in height more than the middle school boys. I know because i just got the question and go it wrong but it gave me the right answer.

Step-by-step explanation:

this excerpt is taken from the book “we shall not be moved : the women’s factory strike of 1909 “ and is written by joan dash. it is the story of the great strike when almost 30thousand women working in factories in america formed a union to fight unsafe working conditions, long working hours and miserable wages.

question: which best states the author’s purpose for including this information in the text?

answer: to challenge the reader’s ideas about a historical event