What is the difference between a frequency histogram and a relative frequency histogram? O A histogram uses numbers to record how many observations are in a data set, and a relative histogram uses categories. A histogram uses categories to record how many observations are in a data set, and a relative histogram uses counts. O A histogram uses counts to record how many observations are in a data set, and a relative histogram uses proportions. O A histogram uses proportions to record how many observations are in a data set, and a relative histogram uses counts.

What type of data (categorical, discrete numerical, continuous numerical) is each of the following variables? If there is any ambiguity about the data type, explain why the answer is unclear. Your college program. The number of college credits you have earned. Length of a TV commercial. The country with the most 2021 Olympic medals

The relative frequency of a class if 8 of the 40 data values lie within it is which of the following?   The relative frequency of a class if 8 of the 40 data values lie within it is which of the following?   0.10 0.20 0.25 0.40

A student was interested in the cigarette-smoking habits of college students and collected data from an unbiased random sample of students. The data are summarized in the following table. Males who smoke Males who do not smoke Females who smoke Females who do not smoke What type of chart best represents the relative class frequencies? Multiple Choice Pie chart Box plot Frequency polygon 10 40 15 60 Scatterplot