Using the example of goats from the lecture, explain the two benefits of animal domestication for early humans.

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

Performance on vocabulary words:
No of characters: 588.0 578.828451883 102% => OK
No of words: 135.0 151.265690377 89% => 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: 4.35555555556 3.82278263415 114% => OK
Fourth root words length: 3.4086580994 3.50058242952 97% => OK
Word Length SD: 2.34273239226 1.80425224433 130% => OK
Unique words: 83.0 92.4686192469 90% => More unique words wanted.
Unique words percentage: 0.614814814815 0.61298525976 100% => OK
Syllable count: 189.9 182.283891213 104% => OK
Avg_syllables_per_word: 1.4 1.20543933054 116% => OK

Performance on coherence:
Topic speech coherence ratio: 0.0842212075089 0.0839705835288 100% => OK

Acoustic performance on paragraphs:
How many acoustic paragraphs: 2.0 4.47071129707 45% => OK
Average paragraph length: 67.5 65.8948926009 102% => OK
STD paragraph length: 11.5 19.7758100068 58% => OK
Average paragraph duration: 28.41 25.5208953607 111% => OK
STD paragraph duration: 1.9 7.49434385956 25% => The duration of acoustic paragraphs keeps same.

Acoustic performance on sentences:
How many acoustic sentences: 35.0 42.9832635983 81% => OK
Average acoustic sentence length: 3.85714285714 3.78147595546 102% => OK
STD acoustic sentence length: 2.65268443164 2.94285465224 90% => OK
Average acoustic sentences duration: 1.50685714286 1.39386743896 108% => OK
STD acoustic sentences duration: 0.900538795638 0.967747756167 93% => 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: 2.28 7.59280334728 30% => OK
Average acoustic silence duration: 0.095 0.19053887516 50% => Maybe the speech rate is too fast.
STD acoustic silence duration: 0.0714726054746 0.157467062838 45% => OK

Acoustic performance on acoustic words:
Total word duration: 44.92 46.3453556485 97% => OK
Average word duration: 0.332740740741 0.308780311121 108% => OK
STD word duration: 0.19364507292 0.201157623399 96% => OK

Disfluencies: like hesitations, or 'ehn' or taking a long time to pronounce a word:
How many disfluencies: 10.0 8.09623430962 124% => It may have 'ehn' in the speaking, or it has hesitations or overlapping speeches.
Total_disfluencies_duration: 7.73 6.56692468619 118% => OK
Total acoustic noise duration: 7.79 3.53066945607 221% => It may have issues on recording quality or have issues on silences or disfluencies.

Acoustic rates:
Total speech duration: 56.82 59.5455230126 95% => Talk more. Do not save time. People can talk 4-5 words in one second.
Compare to expected duration: 0.947 0.992425383543 95% => OK
Rate of silence: 0.422386483633 0.681803438845 62% => OK
Rate of speech: 2.37592397043 2.53813033465 94% => OK
Rate of speech by unique words: 1.4607532559 1.55221717717 94% => More unique words wanted.
Rate of word duration by unique words: 1.84772929653 1.99939622689 92% => OK
Average articulation rates: 0.394328925926 0.309613076454 127% => OK

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Rates: 68.3333333333 out of 100
Scores by speech e-grader: 20.5 Out of 30
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Note: the speech e-grader does NOT examine the meaning of words and ideas.