For a Certain Data Set the Regression Equation Is Y

question 57

Multiple Choice

For a certain data set the regression equation is y = 21 - 3x.The correlation coefficient between y and x in this data set ___.

• A)must be 0
• B)is negative
• C)must be 1
• D)is positive
• E)must be >1

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Definitions:

Family Farms

Agricultural operations that are owned and run by families, rather than corporations, often passed down through generations, and play a key role in the production of food on a local or small scale.

Gold Mining

The act or process of extracting gold from the earth, which can involve various methods including panning, sluicing, dredging, hard rock mining, and by-product mining.

Cayuse Indians

A Native American tribe originating from what is now the Pacific Northwest of the United States, known for their significant interaction with early settlers and involvement in the Cayuse War.

Doctrine Of Transubstantiation

A teaching of the Roman Catholic Church that during the Eucharist, the substances of bread and wine miraculously become the body and blood of Christ while retaining their appearances.