Some students save their textbooks. Others sell them back to the school’sbookstore. Which would you do?

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

Performance on vocabulary words:
No of characters: 345.0 444.711560045 78% => Need more words or more difficult words.
No of words: 96.0 116.580246914 82% => More words wanted. You may: choose simpler words or speak faster or remove hesitations or remove long pauses, and fully use the time, do NOT save one or two seconds.
Chars per words: 3.59375 3.81502700369 94% => OK
Fourth root words length: 3.13016916015 3.28032121604 95% => OK
Word Length SD: 1.91799659476 1.8723322822 102% => OK
Unique words: 64.0 76.076318743 84% => More unique words wanted.
Unique words percentage: 0.666666666667 0.655143326166 102% => OK
Syllable count: 114.3 141.574747475 81% => OK
Avg_syllables_per_word: 1.2 1.21358024691 99% => OK

Performance on coherence:
Topic speech coherence ratio: 0.014697995715 0.0738818816272 20% => 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: 2.0 3.20202020202 62% => OK
Average paragraph length: 48.0 60.3232687746 80% => OK
STD paragraph length: 47.0 17.3634065801 271% => Paragraph length changes often.
Average paragraph duration: 24.26 22.9064221017 106% => OK
STD paragraph duration: 23.73 6.49597621602 365% => The duration of acoustic paragraphs changes often.

Acoustic performance on sentences:
How many acoustic sentences: 48.0 31.1548821549 154% => OK
Average acoustic sentence length: 2.0 4.0588447711 49% => OK
STD acoustic sentence length: 1.42886901662 3.18357895611 45% => OK
Average acoustic sentences duration: 0.941458333333 1.46810986539 64% => OK
STD acoustic sentences duration: 0.60020826102 1.01537252472 59% => OK

Acoustic performance on acoustic silence:(An acoustic silence means a little pause between two or more words)
How many acoustic silence: 53.0 28.6644219978 185% => It means the content is not pronounced smoothly or it is pronounced slowly. It is word by word.
Total acoustic silence duration: 10.61 5.28593714927 201% => It may have a lot of silences or every silence is too long.
Average acoustic silence duration: 0.200188679245 0.187982170178 106% => OK
STD acoustic silence duration: 0.226461630438 0.154715141812 146% => OK

Acoustic performance on acoustic words:
Total word duration: 34.63 35.408047138 98% => OK
Average word duration: 0.360729166667 0.306236595465 118% => OK
STD word duration: 0.251289361725 0.198589292138 127% => It may have hesitations.

Disfluencies: like hesitations, or 'ehn' or taking a long time to pronounce a word:
How many disfluencies: 12.0 6.3164983165 190% => It may have 'ehn' in the speaking, or it has hesitations or overlapping speeches.
Total_disfluencies_duration: 10.61 5.14435465769 206% => Somehow the hesitation is serious.
Total acoustic noise duration: 1.71 2.80480359147 61% => OK

Acoustic rates:
Total speech duration: 48.52 45.0716498316 108% => Need to finish the speech on time.
Compare to expected duration: 1.07822222222 1.00159221848 108% => It is over the expected time.
Rate of silence: 1.09233305853 0.637764685501 171% => Less acoustic silences wanted.
Rate of speech: 1.97856553998 2.58495923209 77% => Need to bring more content.
Rate of speech by unique words: 1.31904369332 1.68816559523 78% => More unique words wanted.
Rate of word duration by unique words: 1.84810857638 2.15290372801 86% => Need more unique words.
Average articulation rates: 0.271910489583 0.343871460585 79% => OK

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Rates: 60.0 out of 100
Scores by speech e-grader: 18.0 Out of 30
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Note: the speech e-grader does NOT examine the meaning of words and ideas.