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| 1 | |
The set of data shown is the number of points scored by Misha’s basketball team over the course of twelve games:
 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070780846/506629/FFCM11_KeyQuiz3_5_question1.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (21.0K)</a>]]>
Which of the following are the correct values for range, standard deviation (to the nearest point), and interquartile range? |
| | A) | range: 24 points
standard deviation: 74 points
interquartile range: 17 points
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| | B) | range: 17 points
standard deviation: 9 points
interquartile range: 24 points
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| | C) | range: 24 points
standard deviation: 9 points
interquartile range: 17 points
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| | D) | range: 24 points
standard deviation: 17 points
interquartile range: 9 points
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| 2 | |
The students in rooms 201 and 203 compile separate data sets of the heights of their students. If the standard deviation of the heights in room 201 is 5 cm and the standard deviation of the heights in room 203 is 10 cm then which of the following must be true? |
| | A) | The heights of the students in room 203 are more varied than those in room 201. |
| | B) | The heights of the students in room 203 are less varied than those in room 201. |
| | C) | The students in room 201 are half as tall as those in room 203. |
| | D) | The students in room 203 are, on average, taller than those in room 201. |
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| 3 | |
From the box-and-whisker plot shown:
 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070780846/506629/FFCM11_KeyQuiz3_5_question3.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (55.0K)</a>]]>
Find the number of games in Q1. |
| | A) | 81.5 games |
| | B) | 76 games |
| | C) | 50 games |
| | D) | 25 games |
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| 4 | |
From the box-and-whisker plot shown:
 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070780846/506629/FFCM11_KeyQuiz3_5_question4.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (55.0K)</a>]]>
Find Q3. |
| | A) | 100 points |
| | B) | 98.5 points |
| | C) | 91 points |
| | D) | 81.5 points |
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| 5 | |
If the range of July daily high temperatures for Rocket City is 15°C and the maximum temperature was 92°C, what was the minimum daily high temperature? |
| | A) | 77°C |
| | B) | 83.5°C |
| | C) | 99.5°C |
| | D) | 107°C |
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