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Review Test Submission: Chapter 04 — 23 Questions User Aqil M Ahmad Course 2019 Spring Term (1) Applied Data Analysis BUSN. 7278X ER8[28962] (Brooklyn College) Test Chapter 04 — 23 Questions Started 3/5/19 2:20 AM Submitted 3/5/19 3:17 AM Due Date 3/6/19 11:59 PM Status Completed Attempt Score 21 out of 23 points Time Elapsed 56 minutes out of 1 hour and 30 minutes Question 1 0 out of 1 points What is this graph known as? SHAPE \* MERGEFORMAT Answer A box-whisker diagram Question 2 1 out of 1 points Based on the chart, what was the median mark (approximately)? SHAPE \* MERGEFORMAT Answer 65% Question 3 1 out of 1 points
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Based on the chart, what was the interquartile range of marks (approximately). SHAPE \* MERGEFORMAT Answer 14% Question 4 1 out of 1 points What does a histogram show? (Hint: Histograms are also known as frequency distributions.) Answer A histogram is a graph in which values of observations are plotted on the horizontal axis, and the frequency with which each value occurs in the data set is plotted on the vertical axis. Question 5 0 out of 1 points Imagine we took a group of smokers, recorded how many cigarettes they smoked each day and then split them randomly into one of two 6-week interventions; 'hypnosis' or 'nicotine patch'. After the 6 weeks, we again recorded how many cigarettes they smoked each day and subtracted this number from the number of cigarettes they each smoked pre-intervention, to produce a intervention success score for each participant. Out of the following options, which would be the best method of displaying the results? Amswer: A simple boxplot with the variable 'intervention method' on the x -axis and 'intervention success' on the y -axis Question 6 1 out of 1 points
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Imagine we took a group of smokers, recorded the number of cigarettes they
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