Question

Each of the following statements contains a blunder. In each case, choose the statement that correctly explains the blunder.

Answer 1

Each of the following statements contains a blunder. In each case, choose the statement that correctly explains the blunder.
1. "There is a high correlation between the gender of American workers and their income."
A. The statement must include whether high income tracks with men or with women.
B. Correlation requires both variables to be quantitative.
C. The correlation must give the units of the income.
2. "We found a high correlation (r = 1.09) between students' ratings of faculty teaching and ratings made by other faculty members."
A. The correlation must state which variable is the explanatory variable and which variable is the response variable.
B. The correlation must include the units of the ratings.
C. The correlation must be a number between -1 and 1.
3. "The correlation between planting rate and yield of corn was found to be r = 0.23 bushel."
A. Correlation can only measure a relationship between variables with the same units.
B. The correlation has no unit of measurement; it is just a number.
C. The correlation must state which variable is the explanatory variable and which variable is the response variable.

Answer 2

@KonradZuse
I'll help with the first question. Then, perhaps you will read the section about correlation in your text or refer to the information at the following link: http://www.surveysystem.com/correlation.htm
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1. "There is a high correlation between the gender of American workers and their income."
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Gender is a variable but it is not quantitative (not a number). Income is quantitative (a number). Find the letter of the option that addresses that.

Answer 3

I got the answers already thanks :). I was trying to get some help b4 the hw was due, but I got it in time :)

Answer 4

Alrighty, then.