Which of the following technological developments has made the greatest impact on students lives 1 Electronic books 2 Online classes 3 Smart phones

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

Performance on vocabulary words:
No of characters: 388.0 444.711560045 87% => Need more words or more difficult words.
No of words: 102.0 116.580246914 87% => 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: 3.80392156863 3.81502700369 100% => OK
Fourth root words length: 3.17797182781 3.28032121604 97% => OK
Word Length SD: 1.95056158674 1.8723322822 104% => OK
Unique words: 67.0 76.076318743 88% => More unique words wanted.
Unique words percentage: 0.656862745098 0.655143326166 100% => OK
Syllable count: 124.2 141.574747475 88% => OK
Avg_syllables_per_word: 1.2 1.21358024691 99% => OK

Performance on coherence:
Topic speech coherence ratio: 0.0579721013761 0.0738818816272 78% => OK

Acoustic performance on paragraphs:
How many acoustic paragraphs: 2.0 3.20202020202 62% => OK
Average paragraph length: 51.5 60.3232687746 85% => OK
STD paragraph length: 50.5 17.3634065801 291% => Paragraph length changes often.
Average paragraph duration: 21.585 22.9064221017 94% => OK
STD paragraph duration: 21.085 6.49597621602 325% => The duration of acoustic paragraphs changes often.

Acoustic performance on sentences:
How many acoustic sentences: 28.0 31.1548821549 90% => OK
Average acoustic sentence length: 3.64285714286 4.0588447711 90% => OK
STD acoustic sentence length: 2.70204004563 3.18357895611 85% => OK
Average acoustic sentences duration: 1.39535714286 1.46810986539 95% => OK
STD acoustic sentences duration: 0.815792700134 1.01537252472 80% => OK

Acoustic performance on acoustic silence:(An acoustic silence means a little pause between two or more words)
How many acoustic silence: 36.0 28.6644219978 126% => It means the content is not pronounced smoothly or it is pronounced slowly. It is word by word.
Total acoustic silence duration: 7.6 5.28593714927 144% => It may have a lot of silences or every silence is too long.
Average acoustic silence duration: 0.211111111111 0.187982170178 112% => OK
STD acoustic silence duration: 0.158863634357 0.154715141812 103% => OK

Acoustic performance on acoustic words:
Total word duration: 33.12 35.408047138 94% => OK
Average word duration: 0.324705882353 0.306236595465 106% => OK
STD word duration: 0.244795656609 0.198589292138 123% => It may have hesitations.

Disfluencies: like hesitations, or 'ehn' or taking a long time to pronounce a word:
How many disfluencies: 10.0 6.3164983165 158% => It may have 'ehn' in the speaking, or it has hesitations or overlapping speeches.
Total_disfluencies_duration: 8.62 5.14435465769 168% => Somehow the hesitation is serious.
Total acoustic noise duration: 1.01 2.80480359147 36% => OK

Acoustic rates:
Total speech duration: 43.17 45.0716498316 96% => Talk more. Do not save time. People can talk 4-5 words in one second.
Compare to expected duration: 0.959333333333 1.00159221848 96% => OK
Rate of silence: 0.833912439194 0.637764685501 131% => Less acoustic silences wanted.
Rate of speech: 2.36275191105 2.58495923209 91% => Need to bring more content.
Rate of speech by unique words: 1.55200370628 1.68816559523 92% => More unique words wanted.
Rate of word duration by unique words: 2.0229468599 2.15290372801 94% => OK
Average articulation rates: 0.278287588235 0.343871460585 81% => 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.

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