Which of the Following Is TRUE

Multiple Choice

Which of the following is TRUE?

A) A frequency polygon is developed by connecting the points of change in a cumulative distribution function.
B) The frequency polygon is obtained from the histogram by connecting the midpoints of the bars with straight lines.
C) The empirical cumulative distribution function is obtained from the histogram by connecting the midpoints of the bars of the histogram with straight lines.
D) The empirical cumulative distribution function can only be generated from the cross tabulation.
E) Histograms are obtained from frequency polygons.