Proofreading & Editing Proofreading Assessment 3

Question 1

Which sentence contains a comma splice?

Accepted Answer

She studied hard, she passed the exam.

Answer

A comma splice joins two independent clauses with only a comma and no coordinating conjunction.

Question 2

What does 'stet' mean as a proofreading mark?

Accepted Answer

Let the original text stand as written

Answer

'Stet' is Latin for 'let it stand,' used to cancel a correction and restore the original text.

Question 3

Which is the correct plural of 'criterion'?

Accepted Answer

Criteria

Answer

'Criteria' is the standard plural of the Greek-derived word 'criterion.'

Question 4

Find the error: 'The data shows a significant increase in sales.'

Accepted Answer

No error — 'data' is treated as singular in modern usage

Answer

In modern usage, 'data' is widely accepted as a singular mass noun, especially in non-scientific contexts, making 'data shows' acceptable.

Question 5

Which sentence has an error in parallel structure?

Accepted Answer

She likes hiking, swimming, and to run.

Answer

The list mixes gerunds ('hiking,' 'swimming') with an infinitive ('to run'), breaking parallel structure.

Proofreading & Editing Practice Test