Using points and examples from the talk, explain the two kinds of sampling presented by the professor.

Speaking topics in text

Using points and examples from the talk, explain the two kinds of sampling presented by the professor.

Speaking recording
Votes
Average: 8.6 (1 vote)
This speaking topic by users
Post dates Users rates Contents
2019-09-26 bishoy 86.00 Check this speaking
Speaking category

Comments

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

Performance on vocabulary words:
No of characters: 775.0 578.828451883 134% => OK
No of words: 197.0 151.265690377 130% => OK
Chars per words: 3.93401015228 3.82278263415 103% => OK
Fourth root words length: 3.74642080493 3.50058242952 107% => OK
Word Length SD: 1.99000310178 1.80425224433 110% => OK
Unique words: 119.0 92.4686192469 129% => OK
Unique words percentage: 0.604060913706 0.61298525976 99% => OK
Syllable count: 247.5 182.283891213 136% => OK
Avg_syllables_per_word: 1.3 1.20543933054 108% => OK

Performance on coherence:
Topic speech coherence ratio: 0.0827480703706 0.0839705835288 99% => OK

Acoustic performance on paragraphs:
How many acoustic paragraphs: 3.0 4.47071129707 67% => OK
Average paragraph length: 65.6666666667 65.8948926009 100% => OK
STD paragraph length: 44.9691252108 19.7758100068 227% => Paragraph length changes often.
Average paragraph duration: 19.8866666667 25.5208953607 78% => OK
STD paragraph duration: 12.9013108722 7.49434385956 172% => OK

Acoustic performance on sentences:
How many acoustic sentences: 24.0 42.9832635983 56% => Need more acoustic sentences. Maybe the speech rate is too fast.
Average acoustic sentence length: 8.20833333333 3.78147595546 217% => The average length of sentences is long.
STD acoustic sentence length: 7.29714080232 2.94285465224 248% => The length of acoustic sentences changes so often.
Average acoustic sentences duration: 2.37625 1.39386743896 170% => OK
STD acoustic sentences duration: 1.86244197337 0.967747756167 192% => OK

Acoustic performance on acoustic silence:(An acoustic silence means a little pause between two or more words)
How many acoustic silence: 26.0 40.4456066946 64% => OK
Total acoustic silence duration: 3.79 7.59280334728 50% => OK
Average acoustic silence duration: 0.145769230769 0.19053887516 77% => Maybe the speech rate is too fast.
STD acoustic silence duration: 0.165300962744 0.157467062838 105% => OK

Acoustic performance on acoustic words:
Total word duration: 51.85 46.3453556485 112% => OK
Average word duration: 0.263197969543 0.308780311121 85% => OK
STD word duration: 0.155564883214 0.201157623399 77% => OK

Disfluencies: like hesitations, or 'ehn' or taking a long time to pronounce a word:
How many disfluencies: 9.0 8.09623430962 111% => OK
Total_disfluencies_duration: 6.18 6.56692468619 94% => OK
Total acoustic noise duration: 1.75 3.53066945607 50% => OK

Acoustic rates:
Total speech duration: 59.66 59.5455230126 100% => OK
Compare to expected duration: 0.994333333333 0.992425383543 100% => OK
Rate of silence: 0.435802883004 0.681803438845 64% => OK
Rate of speech: 3.30204492122 2.53813033465 130% => OK
Rate of speech by unique words: 1.99463627221 1.55221717717 129% => OK
Rate of word duration by unique words: 2.29508196721 1.99939622689 115% => OK
Average articulation rates: 0.382060563452 0.309613076454 123% => OK

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Rates: 86.6666666667 out of 100
Scores by speech e-grader: 26.0 Out of 30
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Note: the speech e-grader does NOT examine the meaning of words and ideas.