No, the word "predetermine" is one word.
no
They had to try to predetermine how many people would choose the new product.
It's not a word in the dictionary, so yes, use the hyphen.
No. The word is "pinpoint".
nope
No the word "midday" is not hyphenated.
No, the word "coordinator" is one word.
The word "desperate" doesn't need a hyphen.
choose predetermine
Yes, in-home does need a hyphen. It's two words put together to form a word for a different concept.
Yes it should be hyphenated.
Yes it should be hyphenated.