It has been collected already.
The phrase "has already had' is correct.
Yes, that sentence is correct grammar.
No, the correct phrasing would be "When 'you' arrived, she had already left." By adding the comma after "arrived," the sentence is clearer and reads more smoothly.
No, the correct form should be "Thanks to everyone who has already responded." since "everyone" is considered singular.
The correct form of the verb "promise" in the sentence "He did as he promised." is already correct.
The phrase "has already had' is correct.
Either of these are correct. :)
Data that is collected may have been collected previously for some reason, or it might have been collected recently. Data is usually collected to show statistics or information about something specific.
"He already has" is the correct statement.
Unearned revenue
Spending taxes already collected.
you have already seen
The phrase "had already left" is grammatically correct. The phrase "had already been gone" is not grammatically correct.
No this is grammatically incorrect. Some correct examples would be:Has she already been informed about this?Has she already informed him about this?Has she already informed them about this?
Interpolation is filling in the data points between the data that has already been collected. Extrapolation is filling in data points beyond the data that has already been collected, or extending the data.
That is the correct spelling of "henhouse" (chicken coop where eggs are collected).
The correct phrase is "already" at the beginning of a sentence. For example, you would say, "Is it already time to go?" Using "already is" in the middle of a sentence is also correct, as in "It already is time to go." The placement depends on the sentence structure.