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What does three score and ten days mean?
A "score" is 20. So 3 times 20 plus 10 = 70.
How many years in 8 score and ten?
Eight score and ten is 170-years. A score equals twenty-years. The most famous use of the word score, is in the Gettysburg Address. Score is a slang term for a twenty-dollar bill.
What does four score and ten mean and where does the term 'score' come from?
Answer = 90.Four score and ten refers to years. A 'score' is twenty, so four of them would be 80, plus ten, it's 90. The term 'score' was used in the bible and in famous speeches. AnswerThe word score originates from Old English scoru"twenty," from Old Norse skor "mark, tally", in the sense of say, a shepherd making a mark on a tally stick when counting sheep. Its use in the Bible is simply that of a common word at the time of translation then falling into disuse though language change.
What does a positive Z-score mean?
it means that the score is above the mean
Is a negative z score always an indicator that the raw score is below the mean?
Yes.z = (raw score - mean)/standard error.Since the standard error is positive, z < 0 => (raw score - mean) < 0 => raw score < mean.
