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- @at ,5
- #<cumulative frequency#
- #<tables#
-
-
-
- @PlaySoundFile h1030801.wav
-
- @animate PasPoint
-
- @definition
- @at 50,40
- #hCumulative frequency# tables show
- the #hfrequency distribution# for a set
- of data and make it easy to calculate
- the cumulative frequency for the data.
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-
-
-
-
- @prompt
- @At 10,92
- @keyPoint 9999,Drawing a cumulative frequency table
-
- @PlaySoundFile h1030802.wav
-
- #bdrawing a cumulative frequency table#
- A cumulative frequency table looks like this.
- @atgraphic 40,120
- @picture datahand\h0308tbl.bmp
- @at 44,132
- 41-50 #^2 #^ #^ 2
- @at ,-2
- 51-60#t8#t( 2+8)#t10
- @at ,-2
- 61-70#t4#t(10+4)#t14
- @at ,-2
- 71-80#t2#t(14+2)#t16
- @at ,-2
- 81-90#t1#t(16+1)#t17
- @at ,-2
- 91-100#t1#t(17+1)#t18
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-
-
-
- @prompt
- @keyPoint 9999,Finding the cumulative frequency
-
- @PlaySoundFile h1030803.wav
-
- #bfinding the cumulative frequency#
- The cumulative frequency ;
- @At -1,
- is ;
- @At -1,
- calculated ;
- @At -1,
- by ;
- @At -1,
- adding
- @At 10,
- values from the frequency column together.
-
- @atgraphic 40,130
- @picture datahand\h0308tbl.bmp
- @at 44,142
- 41-50 #^2 #^ #^ 2
- @at ,-2
- 51-60#t8#t( 2+8)#t10
- @at ,-2
- 61-70#t4#t(10+4)#t14
- @at ,-2
- 71-80#t2#t(14+2)#t16
- @at ,-2
- 81-90#t1#t(16+1)#t17
- @at ,-2
- 91-100#t1#t(17+1)#t18
- @at 10,210
- This is just like keeping a running total.
-
-
-
-
- @prompt
- @keyPoint 9999,summary
- #bSummary#
- @at ,+8
- @Wait 0.75
- Cumulative frequency tables show:
- @at ,+4
- @wait .75
- * #^the values, or range of values of results
- #tbeing recorded
- @at ,+4
- @wait .75
- * #Tthe #bfrequency#
- @at ,+4
- @wait .75
- * #Tthe #hcumulative frequency#
- @at ,+8
- @wait 0.75
- * #TThe cumulative frequency is calculated by
- #Tadding values from the frequency column
- #Ttogether.
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-