Should parents buy cell phones for their children?

Attributes: Values AverageValues Percentages(Values/AverageValues)% => Comments

Performance on vocabulary words:
No of characters: 452.0 444.711560045 102% => OK
No of words: 120.0 116.580246914 103% => OK
Chars per words: 3.76666666667 3.81502700369 99% => OK
Fourth root words length: 3.30975091965 3.28032121604 101% => OK
Word Length SD: 1.85622077231 1.8723322822 99% => OK
Unique words: 80.0 76.076318743 105% => OK
Unique words percentage: 0.666666666667 0.655143326166 102% => OK
Syllable count: 148.5 141.574747475 105% => OK
Avg_syllables_per_word: 1.2 1.21358024691 99% => OK

Performance on coherence:
Topic speech coherence ratio: 0.0178209840281 0.0738818816272 24% => It may have issues on recording quality or the content is not so closely related to content.

Acoustic performance on paragraphs:
How many acoustic paragraphs: 1.0 3.20202020202 31% => OK
Average paragraph length: 120.0 60.3232687746 199% => OK
STD paragraph length: 0.0 17.3634065801 0% => OK
Average paragraph duration: 46.23 22.9064221017 202% => Need to control the rhythm of the speech
STD paragraph duration: 0.0 6.49597621602 0% => The duration of acoustic paragraphs keeps same.

Acoustic performance on sentences:
How many acoustic sentences: 28.0 31.1548821549 90% => OK
Average acoustic sentence length: 4.28571428571 4.0588447711 106% => OK
STD acoustic sentence length: 2.533449693 3.18357895611 80% => OK
Average acoustic sentences duration: 1.56285714286 1.46810986539 106% => OK
STD acoustic sentences duration: 0.913544342277 1.01537252472 90% => OK

Acoustic performance on acoustic silence:(An acoustic silence means a little pause between two or more words)
How many acoustic silence: 32.0 28.6644219978 112% => It means the content is not pronounced smoothly or it is pronounced slowly. It is word by word.
Total acoustic silence duration: 5.48 5.28593714927 104% => OK
Average acoustic silence duration: 0.17125 0.187982170178 91% => OK
STD acoustic silence duration: 0.157137479616 0.154715141812 102% => OK

Acoustic performance on acoustic words:
Total word duration: 37.88 35.408047138 107% => OK
Average word duration: 0.315666666667 0.306236595465 103% => OK
STD word duration: 0.191527775763 0.198589292138 96% => OK

Disfluencies: like hesitations, or 'ehn' or taking a long time to pronounce a word:
How many disfluencies: 9.0 6.3164983165 142% => It may have 'ehn' in the speaking, or it has hesitations or overlapping speeches.
Total_disfluencies_duration: 6.86 5.14435465769 133% => Somehow the hesitation is serious.
Total acoustic noise duration: 1.28 2.80480359147 46% => OK

Acoustic rates:
Total speech duration: 46.23 45.0716498316 103% => Need to finish the speech on time.
Compare to expected duration: 1.02733333333 1.00159221848 103% => OK
Rate of silence: 0.692191217824 0.637764685501 109% => OK
Rate of speech: 2.59571706684 2.58495923209 100% => OK
Rate of speech by unique words: 1.73047804456 1.68816559523 103% => OK
Rate of word duration by unique words: 2.11193241816 2.15290372801 98% => OK
Average articulation rates: 0.1995014 0.343871460585 58% => It may have issues on recording quality or you may have pronounciation issues.

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Maybe the speech is too long. It should be in 45 seconds.

Rates: 66.6666666667 out of 100
Scores by speech e-grader: 20.0 Out of 30
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Note: the speech e-grader does NOT examine the meaning of words and ideas.