Post a New Question

statistics

posted by .

a set of maths exame score mean is 70 and variance is 8. a set of english score has mean is 74 and variance is 16. for which exame whould a score of x=78 have a higher standing?

  • statistics -

    Standard deviation (SD) = square root of variance

    Z = (score-mean)/SD

    Whichever Z score is the highest.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

More Related Questions

Post a New Question