A botany student counted 11 blades of grass in one square centimeter of lawn and measured the lawn as a Rectangle 61 m by 31 m. She reported that there were 208,010,000 blades of grass in the lawn. The precision of Her conclusion
A)is less than her measurements warrant.
B)is excessive given her measurements.
C)correctly represents her measurements.
D)could be greater if she used a more precise calculator.

Question

Quizplus · Accepted Answer

The student's conclusion is excessively precise because it suggests a level of accuracy (to the single blade of grass) that her initial measurement (counting blades in a single square centimeter) and the dimensions of the lawn do not support.

A Botany Student Counted 11 Blades of Grass in One