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What does variance +/- 30 days mean in excel?

Solved by S. L. in 25 mins

how do you calculate percentile rank in excel when the question mean is known for 10 companies. Example the Mean is 3.58 from the sum of the 10 companies Mean divided by 10. The lowest Mean of the 10 organizations is 2.85 and the highest Mean is 4.22
Our goal is to be able to show the percentile rank of the 10 companies for their mean.

Solved by X. W. in 27 mins

What does formula omits adjacent cells mean on my formula?

Solved by K. J. in 13 mins

what does this formula mean in excel =$C8/SUM($J6:$J7)*$J10

Solved by V. F. in 12 mins

hi can you tell me: what does index on column % mean?

Solved by O. D. in 14 mins