Chapter 10.5, Problem 17HP

To determine

To give: An example of an unbiased survey, then to conduct the survey and display the results in graph.

Explanation of Solution

Given Information: Unbiased survey has to be conducted.

Example:

Students who have completed different bachelor’s degree (from arts to science) from $10$ universities were asked about their voluntary interest in their studies during three years duration of course, interval was of $6$ months (semester-basis) and students were asked to rate their interest in studies on a scale of $100$ .

Then average was taken from the data provided by students and the final dataset is as follows,

  $93,78,71,63,72,85$ , where each value represents a semester.

Graph: