Question 1



 Question 1 |  Multiple Choice | | |

|  |[pic]In a stem and leaf plot of numbers with five digits, the stem has two digits. In the number, 42096, the |

| |leaf is: |

| |[pic] |

| |420 |

| | |

| |209 |

| | |

| |096 |

| | |

| |426 |

| | |

|  Question 2 |  Multiple Choice |   |

|  |[pic]An advantage that a histogram has over a pie chart is that: |

| |[pic] |

| |When two categories are close in size, the difference in the size of the categories is easier to see with the |

| |histogram. |

| | |

| |The histogram is more attractive |

| | |

| |The histogram is easier to construct than the pie chart |

| | |

| |The histogram is usually used more often to depict budgets |

| | |

|  Question 3 |  Multiple Choice |   |

|  |[pic]Which of the following graphical depictions of data represents cumulative frequencies? |

| |[pic] |

| |histogram |

| | |

| |frequency polygon |

| | |

| |ogive |

| | |

| |pie chart |

| | |

|  Question 4 |  Multiple Choice |   |

|  |[pic]Which of the following is most useful when the decision maker wants to see running totals? |

| |[pic] |

| |histogram |

| | |

| |ogive |

| | |

| |frequency polygon |

| | |

| |Pareto chart |

| | |

|  Question 5 |  Multiple Choice |  |

|  |[pic]Which of the following is mainly used to explore the relationship between two numerical variables? |

| |[pic] |

| |histogram |

| | |

| |ogive |

| | |

| |stem and leaf plot |

| | |

| |scatter plot |

| | |

|  Question 6 |  Multiple Choice |   |

|  |[pic]Data that have been organized into a frequency distribution are called: |

| |[pic] |

| |grouped data |

| | |

| |distributed data |

| | |

| |ungrouped data |

| | |

| |frequented data |

| | |

|  Question 7 |  Multiple Choice |   |

|  |[pic]Which of the following graphical depictions of data is a type of vertical bar chart? |

| |[pic] |

| |histogram |

| | |

| |frequency polygon |

| | |

| |ogive |

| | |

| |stem and leaf plot |

| | |

|  Question 8 |  Multiple Choice |  |

|  |[pic]In a frequency distribution, which of the following is a running total of frequencies through the classes? |

| |[pic] |

| |relative frequency |

| | |

| |cumulative frequency |

| | |

| |class midpoint |

| | |

| |frequency |

| | |

|  Question 9 |  Multiple Choice |  |

|  |[pic]Suppose the table below contains the four largest companies in a given industry and each company's |

| |respective annual sales (in $millions). If a pie chart were constructed to depict the sales of these companies, |

| |how many degrees would be in the "slice" of the pie for company C? |

| |[pic][pic] |

| |[pic] |

| |90 |

| | |

| |44 |

| | |

| |56 |

| | |

| |61 |

| | |

|  Question 10 |  Multiple Choice |   |

|  |[pic]Consider the following frequency distribution: |

| |[pic][pic] |

| |What is the relative frequency of the 10-under 15 class? |

| |[pic] |

| |.307 |

| | |

| |.545 |

| | |

| |.182 |

| | |

| |.239 |

| | |

|  Question 11 |  Multiple Choice |   |

|  |[pic]Which of the following is sometimes more difficult to interpret than other graphical depictions because |

| |the relative sizes of angles are hard to judge? |

| |[pic] |

| |pie chart |

| | |

| |triangle chart |

| | |

| |histogram |

| | |

| |ogive |

| | |

|  Question 12 |  Multiple Choice |  |

|  |[pic]Which of the following is named after an Italian economist? |

| |[pic] |

| |Pareto chart |

| | |

| |Roman chart |

| | |

| |pizza pie chart |

| | |

| |Ogive graph |

| | |

|  Question 13 |  Multiple Choice |  |

|  |[pic]It is recommended that the number of classes in a frequency distribution be between: |

| |[pic] |

| |6 and 20 |

| | |

| |10 and 20 |

| | |

| |5 and 15 |

| | |

| |5 and 20 |

| | |

|  Question 14 |  Multiple Choice |   |

|  |[pic]Consider the following frequency distribution: |

| |[pic][pic] |

| |What is the relative frequency for the class 20-under 30? |

| |[pic] |

| |.30 |

| | |

| |12 |

| | |

| |.425 |

| | |

| |.40 |

| | |

|  Question 15 |  Multiple Choice |  |

|  |[pic]In a frequency distribution, which of the following is sometimes referred to as the class mark? |

| |[pic] |

| |relative frequency |

| | |

| |cumulative frequency |

| | |

| |class midpoint |

| | |

| |frequency |

| | |

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