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50.(1 Point) The undergraduate students at your university are classified as freshmen, sophomores, juniors, or seniors. A recent study of undergraduates asked the students to indicate the number of credits they were registered for this term. The responses were 3, 6, 9, 12, 15, and 18. The number of cells in a joint frequency distribution for the two variables, class standing, and credit hours is:Question 9:a.4.b.10.c.24.d.None of the above.(1 Point) Which of the following is NOT true of a bar chart?Question 11:(1 Point) A bar chart is most likely used to display which of the following?
Question 12:a.the histogram contains gaps between the bars and the bar chart does not.b.a bar chart is used to display a categorical variable and a histogram is used to display the distribution of a quantitative variable.c.the histogram shows relative frequency while the bar chart shows frequency.d.the bar chart must be vertical while the histogram must be horizontal.(1 Point) One of the key differences between a bar chart and histogram is:(1 Point) Which of the following is a false statement?Question 14:(1 Point) A homeowners association consists of 20 homes. The family in each home is considered an automatic member of the association. Recently, one of the homes fell into a state of disrepair. A survey was conducted of the homeowners both on the same street as the house in question and on the second street. At issue was whether legal action should be brought against the homeowner with the problem house. There are 8 homes on the same street as the problem house and 6 of these called for legal action. The percentage of houses on the second street that favored legal action is 50 percent. Which type of chart might be most effective for conveying the information about percentage of residents favoring legal action by street?