The diagram below shows the development of cutting tools in the Stone Age Summarise the information by selecting and reporting the main features and make comparison where relevant

Votes
Average: 7.8 (2 votes)
Essays by the user:

Grammar and spelling errors:
Line 2, column 100, Rule ID: WHITESPACE_RULE
Message: Possible typo: you repeated a whitespace
Suggestion:
...had a smaller size in comparison with B. It can be seen from the given picture th...
^^^
Line 3, column 86, Rule ID: MOST_SOME_OF_NNS[1]
Message: After 'most of', you should use 'the' ('most of the objects') or simply say ''most objects''.
Suggestion: most of the objects; most objects
...ol A emerged 1.4 million years ago when most of objects were human-made. That is the reason why...
^^^^^^^^^^^^^^^

Transition Words or Phrases used:
but, look, moreover, second, so, while, in addition, such as

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

Performance on Part of Speech:
To be verbs : 14.0 7.0 200% => OK
Auxiliary verbs: 4.0 1.00243902439 399% => Less auxiliary verb wanted.
Conjunction : 6.0 6.8 88% => OK
Relative clauses : 5.0 3.15609756098 158% => OK
Pronoun: 8.0 5.60731707317 143% => Less pronouns wanted
Preposition: 21.0 33.7804878049 62% => OK
Nominalization: 4.0 3.97073170732 101% => OK

Performance on vocabulary words:
No of characters: 722.0 965.302439024 75% => OK
No of words: 170.0 196.424390244 87% => More content wanted.
Chars per words: 4.24705882353 4.92477711251 86% => OK
Fourth root words length: 3.61087313685 3.73543355544 97% => OK
Word Length SD: 2.24813648319 2.65546596893 85% => OK
Unique words: 101.0 106.607317073 95% => More unique words wanted.
Unique words percentage: 0.594117647059 0.547539520022 109% => OK
syllable_count: 222.3 283.868780488 78% => OK
avg_syllables_per_word: 1.3 1.45097560976 90% => OK

A sentence (or a clause, phrase) starts by:
Pronoun: 2.0 1.53170731707 131% => OK
Article: 4.0 4.33902439024 92% => OK
Subordination: 1.0 1.07073170732 93% => OK
Conjunction: 2.0 0.482926829268 414% => Less conjunction wanted as sentence beginning.
Preposition: 3.0 3.36585365854 89% => OK

Performance on sentences:
How many sentences: 8.0 8.94146341463 89% => OK
Sentence length: 21.0 22.4926829268 93% => OK
Sentence length SD: 33.9190212123 43.030603864 79% => OK
Chars per sentence: 90.25 112.824112599 80% => OK
Words per sentence: 21.25 22.9334400587 93% => OK
Discourse Markers: 7.5 5.23603664747 143% => OK
Paragraphs: 4.0 3.83414634146 104% => OK
Language errors: 2.0 1.69756097561 118% => OK
Sentences with positive sentiment : 2.0 3.70975609756 54% => More positive sentences wanted.
Sentences with negative sentiment : 3.0 1.13902439024 263% => Less negative sentences wanted.
Sentences with neutral sentiment: 3.0 4.09268292683 73% => OK
What are sentences with positive/Negative/neutral sentiment?

Coherence and Cohesion:
Essay topic to essay body coherence: 0.143829513609 0.215688989381 67% => OK
Sentence topic coherence: 0.0755210016925 0.103423049105 73% => OK
Sentence topic coherence SD: 0.0583501974459 0.0843802449381 69% => OK
Paragraph topic coherence: 0.117977200099 0.15604864568 76% => OK
Paragraph topic coherence SD: 0.0604362836554 0.0819641961636 74% => OK

Essay readability:
automated_readability_index: 9.2 13.2329268293 70% => Automated_readability_index is low.
flesch_reading_ease: 75.54 61.2550243902 123% => OK
smog_index: 3.1 6.51609756098 48% => Smog_index is low.
flesch_kincaid_grade: 7.9 10.3012195122 77% => OK
coleman_liau_index: 7.37 11.4140731707 65% => OK
dale_chall_readability_score: 7.84 8.06136585366 97% => OK
difficult_words: 34.0 40.7170731707 84% => More difficult words wanted.
linsear_write_formula: 10.5 11.4329268293 92% => OK
gunning_fog: 10.4 10.9970731707 95% => OK
text_standard: 8.0 11.0658536585 72% => OK
What are above readability scores?

---------------------

Rates: 78.6516853933 out of 100
Scores by essay e-grader: 7.0 Out of 9
---------------------
Note: the e-grader does NOT examine the meaning of words and ideas. VIP users will receive further evaluations by advanced module of e-grader and human graders.

Grammar and spelling errors:
Line 2, column 100, Rule ID: WHITESPACE_RULE
Message: Possible typo: you repeated a whitespace
Suggestion:
...had a smaller size in comparison with B. It can be seen from the given picture th...
^^^
Line 3, column 86, Rule ID: MOST_SOME_OF_NNS[1]
Message: After 'most of', you should use 'the' ('most of the objects') or simply say ''most objects''.
Suggestion: most of the objects; most objects
...ol A emerged 1.4 million years ago when most of objects were human-made. That is the reason why...
^^^^^^^^^^^^^^^

Transition Words or Phrases used:
but, look, moreover, second, so, while, in addition, such as

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

Performance on Part of Speech:
To be verbs : 14.0 7.0 200% => OK
Auxiliary verbs: 4.0 1.00243902439 399% => Less auxiliary verb wanted.
Conjunction : 6.0 6.8 88% => OK
Relative clauses : 5.0 3.15609756098 158% => OK
Pronoun: 8.0 5.60731707317 143% => Less pronouns wanted
Preposition: 21.0 33.7804878049 62% => OK
Nominalization: 4.0 3.97073170732 101% => OK

Performance on vocabulary words:
No of characters: 722.0 965.302439024 75% => OK
No of words: 170.0 196.424390244 87% => More content wanted.
Chars per words: 4.24705882353 4.92477711251 86% => OK
Fourth root words length: 3.61087313685 3.73543355544 97% => OK
Word Length SD: 2.24813648319 2.65546596893 85% => OK
Unique words: 101.0 106.607317073 95% => More unique words wanted.
Unique words percentage: 0.594117647059 0.547539520022 109% => OK
syllable_count: 222.3 283.868780488 78% => OK
avg_syllables_per_word: 1.3 1.45097560976 90% => OK

A sentence (or a clause, phrase) starts by:
Pronoun: 2.0 1.53170731707 131% => OK
Article: 4.0 4.33902439024 92% => OK
Subordination: 1.0 1.07073170732 93% => OK
Conjunction: 2.0 0.482926829268 414% => Less conjunction wanted as sentence beginning.
Preposition: 3.0 3.36585365854 89% => OK

Performance on sentences:
How many sentences: 8.0 8.94146341463 89% => OK
Sentence length: 21.0 22.4926829268 93% => OK
Sentence length SD: 33.9190212123 43.030603864 79% => OK
Chars per sentence: 90.25 112.824112599 80% => OK
Words per sentence: 21.25 22.9334400587 93% => OK
Discourse Markers: 7.5 5.23603664747 143% => OK
Paragraphs: 4.0 3.83414634146 104% => OK
Language errors: 2.0 1.69756097561 118% => OK
Sentences with positive sentiment : 2.0 3.70975609756 54% => More positive sentences wanted.
Sentences with negative sentiment : 3.0 1.13902439024 263% => Less negative sentences wanted.
Sentences with neutral sentiment: 3.0 4.09268292683 73% => OK
What are sentences with positive/Negative/neutral sentiment?

Coherence and Cohesion:
Essay topic to essay body coherence: 0.143829513609 0.215688989381 67% => OK
Sentence topic coherence: 0.0755210016925 0.103423049105 73% => OK
Sentence topic coherence SD: 0.0583501974459 0.0843802449381 69% => OK
Paragraph topic coherence: 0.117977200099 0.15604864568 76% => OK
Paragraph topic coherence SD: 0.0604362836554 0.0819641961636 74% => OK

Essay readability:
automated_readability_index: 9.2 13.2329268293 70% => Automated_readability_index is low.
flesch_reading_ease: 75.54 61.2550243902 123% => OK
smog_index: 3.1 6.51609756098 48% => Smog_index is low.
flesch_kincaid_grade: 7.9 10.3012195122 77% => OK
coleman_liau_index: 7.37 11.4140731707 65% => OK
dale_chall_readability_score: 7.84 8.06136585366 97% => OK
difficult_words: 34.0 40.7170731707 84% => More difficult words wanted.
linsear_write_formula: 10.5 11.4329268293 92% => OK
gunning_fog: 10.4 10.9970731707 95% => OK
text_standard: 8.0 11.0658536585 72% => OK
What are above readability scores?

---------------------

Rates: 78.6516853933 out of 100
Scores by essay e-grader: 7.0 Out of 9
---------------------
Note: the e-grader does NOT examine the meaning of words and ideas. VIP users will receive further evaluations by advanced module of e-grader and human graders.