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 bell curve.When graphed, the data creates a bell curve.The frequencies for each height range are different.The frequencies for each height range are different.When graphed, the data creates a straight line.

Answer 1

The correct response is: When graphed, the data creates a bell curve.

This indicates that the distribution of the height data is likely normal, as a normal distribution is characterized by a bell-shaped curve when the frequencies of the different categories are plotted.