AP Statistics Curriculum 2007 EDA Freq - Revision history

WikiSysop: /* Hands-on activities */

2014-03-06T16:10:15Z

‎Hands-on activities

2014-03-06T16:09:52Z

‎References

2010-06-28T18:50:35Z

‎Definitions

2010-06-04T21:08:21Z

‎Hands-on activities

2010-06-04T21:07:36Z

‎Definitions

2010-05-13T23:17:12Z

‎Definitions

2010-05-13T23:15:45Z

‎Definitions

2009-10-26T04:43:28Z

added a link to the Problems set

2008-03-06T21:40:54Z

2008-02-10T16:26:35Z

‎Hands-on activities

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 ===Hands-on activities===
-You can copy and paste the first 2 columns in the data table above in the [http://socr.ucla.edu/htmls/SOCR_Charts.html SOCR Charts] (BarChart --> XYPlot --> HistogramDemo7). You can see [[SOCR_EduMaterials_Activities_Histogram_Graphs | this SOCR Charts activity]] for help with histogram plots.
+You can copy and paste the first 2 columns in the data table above in the [http://socr.umich.edu/html/cha/ SOCR Charts] (BarChart --> XYPlot --> HistogramDemo7). You can see [[SOCR_EduMaterials_Activities_Histogram_Graphs | this SOCR Charts activity]] for help with histogram plots.
 * The graph below illustrates the (raw) frequency histogram (using counts)
 <center>[[Image:SOCR_EBook_Dinov_EDA_012708_Fig1.jpg|500px]]</center>

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-* SOCR Home page: http://www.socr.ucla.edu
+* SOCR Home page: http://www.socr.umich.edu
-{{translate|pageName=http://wiki.stat.ucla.edu/socr/index.php?title=AP_Statistics_Curriculum_2007_EDA_Freq}}
+{{translate|pageName=http://wiki.socr.umich.edu/index.php?title=AP_Statistics_Curriculum_2007_EDA_Freq}}

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 * A '''frequency distribution''' is a display of the number (frequency) of occurrences of each value in a data set.
 * A '''relative frequency''' distribution is a display of the percentage (ratio or frequency to sample-size) of occurrences of each value in a data set.
-* A [http://en.wikipedia.org/wiki/Percentile percentile] is the <u>value</u> of a variable that divides the real line into two segments - the left one containing certain percent (say 13%) of the observations for the specific process, and the right interval containing the complementary percentage of observations (in this case 87%).  The 30<sup>th</sup> percentile is the value (measurement) bound above 30% and below 70% of the observations from a process.
+* A [http://en.wikipedia.org/wiki/Percentile percentile] is the <u>value</u> of a variable that divides the real line into two segments - the left one containing certain percentage (say 13%) of the observations for the specific process, and the right interval containing the complementary percentage of observations (in this case 87%).  The 30<sup>th</sup> percentile is the value (measurement) bound above 30% and below 70% of the observations from a process.
 * The (three) '''quartiles''' are the special cases of percentiles for Q<sub>1</sub>=25%, Q<sub>2</sub>=50% (median) and Q<sub>3</sub>=75%.

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 <center>[[Image:SOCR_EBook_Dinov_EDA_012708_Fig1.jpg|500px]]</center>
-* The graph below show the relative frequency histogram (using the last column of the table above).
+* The graph below shows the relative frequency histogram (using the last column of the table above).
 <center>[[Image:SOCR_EBook_Dinov_EDA_012708_Fig2.jpg|500px]]</center>

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 ===Definitions===
 * A '''frequency distribution''' is a display of the number (frequency) of occurrences of each value in a data set.
-* A '''relative frequency''' distribution is a display of the percent (ratio or frequency to sample-size) of occurrences of each value in a data set.
+* A '''relative frequency''' distribution is a display of the percentage (ratio or frequency to sample-size) of occurrences of each value in a data set.
 * A [http://en.wikipedia.org/wiki/Percentile percentile] is the <u>value</u> of a variable that divides the real line into two segments - the left one containing certain percent (say 13%) of the observations for the specific process, and the right interval containing the complementary percentage of observations (in this case 87%).  The 30<sup>th</sup> percentile is the value (measurement) bound above 30% and below 70% of the observations from a process.
 * The (three) '''quartiles''' are the special cases of percentiles for Q<sub>1</sub>=25%, Q<sub>2</sub>=50% (median) and Q<sub>3</sub>=75%.

← Older revision		Revision as of 04:43, 26 October 2009
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	<center>[[Image:SOCR_EBook_Dinov_EDA_012708_Fig2.jpg\|500px]]</center>		<center>[[Image:SOCR_EBook_Dinov_EDA_012708_Fig2.jpg\|500px]]</center>
		+
		+	===[[EBook_Problems_EDA_Freq \| Problems]]===

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