the number off standard deviations between a score and the mean score indicated by a z-score. what was Cindy's z-score on the sc

Question

Verizon [17]

3 years ago

10

the number off standard deviations between a score and the mean score indicated by a z-score. what was Cindy's z-score on the sc

ience test

Mathematics

1 answer:

aalyn [17] · Answer 1 · 2022-02-17T12:12:44+03:00

Z score of 0 gives you the mean for the problem; The mean μ is 70 Now you can use this value of the mean in the definition of z score for the second case and find the standard deviation. Z score is the number of standard deviations away from the mean. Therefore σ = (1)(74-70) = 4.