Question

Use the table to answer the following question.Grade 10-12Height Range 55-59 60-64 65-69 70-74Frequency 4 9 8 4A statistician collects the following height data in inches for a school district. The statistician says that it is a normal distribution. How did they draw this conclusion?(1 point)ResponsesThe frequencies for the first and last height range are the same.The frequencies for the first and last height range are the same.When graphed, the data creates a straight line.When graphed, the data creates a straight line.The frequencies for each height range are different.The frequencies for each height range are different.When graphed, the data creates a bell curve.

Answer 1

The most appropriate response to indicate how the statistician concluded that the height data follows a normal distribution is:

When graphed, the data creates a bell curve.

This is because a normal distribution is characterized by its bell-shaped curve when the data is plotted.