The distribution of the time it takes for different people to solve a certain crossword puzzle is strongly skewed to the right,

Question

BARSIC [14]

3 years ago

11

The distribution of the time it takes for different people to solve a certain crossword puzzle is strongly skewed to the right,

with a mean of 30 minutes and a standard deviation of 15 minutes. the distribution of z-scores for those times is

Mathematics

1 answer:

dezoksy [38] · Answer 1 · 2022-03-15T23:37:17+03:00

dezoksy [38]3 years ago

5 0

<span>Answer: Skewed to right with mean 0 and S.D. 1 Explanation: Let's assume the z-scores as a linear transformation. then z=(x-mean)/S.D. = (x-30)/15 z(mean) = (30-30)/15= 0 z(sigma) = 15/15 = 1 Note: Shape does not change.</span>