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: 490.0 578.828451883 85% => Need more words or more difficult words.
No of words: 130.0 151.265690377 86% => 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: 3.76923076923 3.82278263415 99% => OK
Fourth root words length: 3.37664837539 3.50058242952 96% => OK
Word Length SD: 1.67579355043 1.80425224433 93% => OK
Unique words: 89.0 92.4686192469 96% => OK
Unique words percentage: 0.684615384615 0.61298525976 112% => OK
Syllable count: 150.3 182.283891213 82% => OK
Avg_syllables_per_word: 1.2 1.20543933054 100% => OK

Performance on coherence:
Topic speech coherence ratio: 0.0937829293994 0.0839705835288 112% => OK

Acoustic performance on paragraphs:
How many acoustic paragraphs: 4.0 4.47071129707 89% => OK
Average paragraph length: 32.5 65.8948926009 49% => The average paragraph length is low.
STD paragraph length: 38.2916439971 19.7758100068 194% => OK
Average paragraph duration: 14.69 25.5208953607 58% => OK
STD paragraph duration: 17.5675425145 7.49434385956 234% => The duration of acoustic paragraphs changes often.

Acoustic performance on sentences:
How many acoustic sentences: 49.0 42.9832635983 114% => OK
Average acoustic sentence length: 2.65306122449 3.78147595546 70% => OK
STD acoustic sentence length: 2.19973115619 2.94285465224 75% => OK
Average acoustic sentences duration: 1.04408163265 1.39386743896 75% => OK
STD acoustic sentences duration: 0.581935259627 0.967747756167 60% => OK

Acoustic performance on acoustic silence:(An acoustic silence means a little pause between two or more words)
How many acoustic silence: 46.0 40.4456066946 114% => It means the content is not pronounced smoothly or it is pronounced slowly. It is word by word.
Total acoustic silence duration: 9.73 7.59280334728 128% => It may have a lot of silences or every silence is too long.
Average acoustic silence duration: 0.21152173913 0.19053887516 111% => OK
STD acoustic silence duration: 0.186103844215 0.157467062838 118% => OK

Acoustic performance on acoustic words:
Total word duration: 39.4 46.3453556485 85% => Need to talk more.
Average word duration: 0.303076923077 0.308780311121 98% => OK
STD word duration: 0.173066666363 0.201157623399 86% => OK

Disfluencies: like hesitations, or 'ehn' or taking a long time to pronounce a word:
How many disfluencies: 8.0 8.09623430962 99% => OK
Total_disfluencies_duration: 5.92 6.56692468619 90% => OK
Total acoustic noise duration: 7.65 3.53066945607 217% => It may have issues on recording quality or have issues on silences or disfluencies.

Acoustic rates:
Total speech duration: 58.76 59.5455230126 99% => OK
Compare to expected duration: 0.979333333333 0.992425383543 99% => OK
Rate of silence: 0.782845473111 0.681803438845 115% => OK
Rate of speech: 2.21238938053 2.53813033465 87% => Need to bring more content.
Rate of speech by unique words: 1.51463580667 1.55221717717 98% => OK
Rate of word duration by unique words: 2.25888324873 1.99939622689 113% => OK
Average articulation rates: 0.276057392308 0.309613076454 89% => 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.