# Question: From his statistics grades Guchi has aX of 60 and

From his statistics grades, Guchi has aX of 60 and SX = 20. Pluto has aX of 60 and SX = 5.

(a) Who is the more inconsistent student, and why?

(b) Who is more accurately described as a 60 student, and why?

(c) For which student can you more accurately predict the next test score, and why?

(d) Who is more likely to do either extremely well or extremely poorly on the next exam?

(a) Who is the more inconsistent student, and why?

(b) Who is more accurately described as a 60 student, and why?

(c) For which student can you more accurately predict the next test score, and why?

(d) Who is more likely to do either extremely well or extremely poorly on the next exam?

## Answer to relevant Questions

Indicate whether by knowing someone’s score on the first variable, the relationship accounts for a large or small amount of the variance in the second variable. (a) For children ages 1 to 6, using age to predict ...Consider these ratio scores from an experiment: (a) What should you do to summarize the experiment? (b) Summarize the relationship in the sample data. (c) How consistent were participants in each condition? (a) What is the mathematical definition of the variance? (b) Mathematically, how is a sample’s variance related to its standard deviation and vice versa? For the data in question 13, find the raw scores that correspond to the following: (a) z = +1.22; (b) z = -0.48. A researcher develops a test for selecting intellectually gifted children, with a ^ of 56 and a CX of 8. (a) What percentage of children are expected to score below 60? (b) What percentage of scores will be above 54? (c) A ...Post your question