Using the examples of the electric eel and the knifefish, explain how producing electricity benefits certain fish.

Speaking topics in text

Using the examples of the electric eel and the knifefish, explain how producing electricity benefits certain fish.

Speaking recording
Votes
Average: 7 (1 vote)
This speaking topic by users
Post dates Users rates Contents
2017-09-26 ajulyav 80.00 Check this speaking
2018-07-18 Elena Cristina 80.00 Check this speaking
2017-01-25 hipax 78.00 Check this speaking
2019-10-30 Seema Modak 83.00 Check this speaking
2019-09-06 magoo 66.00 Check this speaking
Speaking category

Comments

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

Performance on vocabulary words:
No of characters: 483.0 578.828451883 83% => Need more words or more difficult words.
No of words: 128.0 151.265690377 85% => 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: 3.7734375 3.82278263415 99% => OK
Fourth root words length: 3.36358566101 3.50058242952 96% => OK
Word Length SD: 1.73301959989 1.80425224433 96% => OK
Unique words: 93.0 92.4686192469 101% => OK
Unique words percentage: 0.7265625 0.61298525976 119% => OK
Syllable count: 158.4 182.283891213 87% => OK
Avg_syllables_per_word: 1.2 1.20543933054 100% => OK

Performance on coherence:
Topic speech coherence ratio: 0.099529109589 0.0839705835288 119% => OK

Acoustic performance on paragraphs:
How many acoustic paragraphs: 7.0 4.47071129707 157% => OK
Average paragraph length: 18.4285714286 65.8948926009 28% => The average paragraph length is low.
STD paragraph length: 34.279761388 19.7758100068 173% => OK
Average paragraph duration: 8.01 25.5208953607 31% => The speaking content is not well organized.
STD paragraph duration: 13.8580188236 7.49434385956 185% => OK

Acoustic performance on sentences:
How many acoustic sentences: 28.0 42.9832635983 65% => OK
Average acoustic sentence length: 4.57142857143 3.78147595546 121% => OK
STD acoustic sentence length: 3.80252332977 2.94285465224 129% => OK
Average acoustic sentences duration: 1.88071428571 1.39386743896 135% => OK
STD acoustic sentences duration: 1.29399417246 0.967747756167 134% => OK

Acoustic performance on acoustic silence:(An acoustic silence means a little pause between two or more words)
How many acoustic silence: 24.0 40.4456066946 59% => OK
Total acoustic silence duration: 5.99 7.59280334728 79% => OK
Average acoustic silence duration: 0.249583333333 0.19053887516 131% => Maybe the pauses are too long.
STD acoustic silence duration: 0.152492600003 0.157467062838 97% => OK

Acoustic performance on acoustic words:
Total word duration: 44.97 46.3453556485 97% => OK
Average word duration: 0.351328125 0.308780311121 114% => OK
STD word duration: 0.17830526446 0.201157623399 89% => OK

Disfluencies: like hesitations, or 'ehn' or taking a long time to pronounce a word:
How many disfluencies: 12.0 8.09623430962 148% => It may have 'ehn' in the speaking, or it has hesitations or overlapping speeches.
Total_disfluencies_duration: 8.74 6.56692468619 133% => Somehow the hesitation is serious.
Total acoustic noise duration: 3.5 3.53066945607 99% => OK

Acoustic rates:
Total speech duration: 56.07 59.5455230126 94% => Talk more. Do not save time. People can talk 4-5 words in one second.
Compare to expected duration: 0.9345 0.992425383543 94% => OK
Rate of silence: 0.428036383093 0.681803438845 63% => OK
Rate of speech: 2.28286070983 2.53813033465 90% => Need to bring more content.
Rate of speech by unique words: 1.65864098448 1.55221717717 107% => OK
Rate of word duration by unique words: 2.06804536358 1.99939622689 103% => OK
Average articulation rates: 0.2820088125 0.309613076454 91% => OK

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Rates: 70.0 out of 100
Scores by speech e-grader: 21.0 Out of 30
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Note: the speech e-grader does NOT examine the meaning of words and ideas.