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ORGANIZING TEST SCORES FOR STATISTICAL ANALYSIS ,[object Object],[object Object],[object Object],[object Object],[object Object]
Example ,[object Object],[object Object]
Organizing Test Scores By Ranking ,[object Object]
Steps to Rank Test Scores ,[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Example ,[object Object],[object Object],[object Object],[object Object]
Organizing Test Scores through a Stem-and-Leaf Plot ,[object Object]
Procedures  ,[object Object],[object Object],[object Object]
Example ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
STEM LEAF 3 4 5 6 7 8 9 0  1  2  3 0  1  2  4  6  8  9  9 0  1  3  3  4  5  7  7  9  9  9 0  2  3  5  6  8  8  8  9 1  4  7 0  1  2 0  2
Organizing Data by Means of a Frequency Distribution ,[object Object],[object Object],[object Object],[object Object]
Preparing Single Value Frequency Distribution ,[object Object],[object Object],[object Object],[object Object],[object Object]
Example ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Preparing Grouped Frequency Distribution ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Prepare a grouped frequency distribution for the following  scores obtained by 50 students in a periodical test in Mathematics ,[object Object],[object Object],[object Object],[object Object],[object Object]
Setting Class Boundaries and Class Marks ,[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object]
Derived Frequencies from Grouped frequency Distribution ,[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object]
Exercises  ,[object Object],[object Object],[object Object],[object Object],[object Object]
A group of 24 high students who took the entrance examination test obtained the following scores on numerical ability test:  ,[object Object],[object Object],[object Object],[object Object]
Prepare a grouped frequency distribution for the scores obtained by 40 first year high school students in their unit test in Math . ,[object Object],[object Object],[object Object],[object Object]
Measures of Central Tendency ,[object Object],[object Object],[object Object],[object Object],[object Object]
Mean ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
1 . Solve for the mean of 10 , 9, 8, 12, 15 ,[object Object],[object Object]
Exercise ,[object Object]
[object Object],[object Object]
Disadvantage ,[object Object],[object Object],[object Object],[object Object]
The Weighted Mean ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Weight as Percentage ,[object Object],[object Object],[object Object],[object Object],[object Object]
Weight as Fraction ,[object Object],[object Object],[object Object],[object Object]
The Median ,[object Object],[object Object],[object Object]
Find the median of 8, 12, 5, 6, 13, and 15 ,[object Object],[object Object],[object Object]
The Mode ,[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object]
Choosing the Measure of Central Tendency ,[object Object],[object Object],[object Object]
Mean For Grouped Test Scores ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Using the Deviation Method ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Finding the Mean for Grouped Test Scores Score Class Mark Frequency 75-79 70-74 65-69 60-64 55-59 50-54 45-49 40-44 35-39 30-34 77 72 67 62 57 52 47 42 37 32 1 4 2 5 7 9 11 8 4 3
Deviation Method of Solving the Mean ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Finding the Median from Grouped Data ,[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
  Compute the mean and median of the test scores of second year high school students in Filipino. Score Frequency 90 – 92 87 – 89 84 – 86 81 – 83 78 – 80 75 – 77 72 – 74 69 – 71 66 – 68 63 – 65 60 – 62 2 7 10 6 8 4 3 4 3 1 2
Mode for Grouped Data ,[object Object],[object Object],[object Object],[object Object]
[object Object],Score Frequency 55 – 59 50 – 54 45 – 49 40 – 44 35 – 39 30 – 34 25 – 29 20 – 24 15 – 19 10 – 14 2 5 10 12 15 16 13 10 4 4

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Assessment compiled

  • 1.
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  • 10. STEM LEAF 3 4 5 6 7 8 9 0 1 2 3 0 1 2 4 6 8 9 9 0 1 3 3 4 5 7 7 9 9 9 0 2 3 5 6 8 8 8 9 1 4 7 0 1 2 0 2
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  • 36.
  • 37.
  • 38.
  • 39. Finding the Mean for Grouped Test Scores Score Class Mark Frequency 75-79 70-74 65-69 60-64 55-59 50-54 45-49 40-44 35-39 30-34 77 72 67 62 57 52 47 42 37 32 1 4 2 5 7 9 11 8 4 3
  • 40.
  • 41.
  • 42.
  • 43.
  • 44. Compute the mean and median of the test scores of second year high school students in Filipino. Score Frequency 90 – 92 87 – 89 84 – 86 81 – 83 78 – 80 75 – 77 72 – 74 69 – 71 66 – 68 63 – 65 60 – 62 2 7 10 6 8 4 3 4 3 1 2
  • 45.
  • 46.