Question 1

What does a .01 level of significance mean?

Accepted Answer

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Question 2

Discuss three measures of central tendency-mean,median,mode.Which is the most widely used?

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Question 3

Mr.Marsh wants to see if smokers like to gamble at casinos.Once he has his data,he plots the information in a scattergram.What three aspects of the bivariate relationship will the scattergram reveal? Explain the significance of each.

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Question 4

What is the purpose of multiple regression analysis? What two things does it tell a researcher?

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Question 5

Discuss measurements used in distribution around the center of a curve: range,percentile,standard deviation,and Z-score.

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Quiz 9: Making Sense of the Numbers

What does a .01 level of significance mean?

Discuss three measures of central tendency-mean,median,mode.Which is the most widely used?

Mr.Marsh wants to see if smokers like to gamble at casinos.Once he has his data,he plots the information in a scattergram.What three aspects of the bivariate relationship will the scattergram reveal? Explain the significance of each.

What is the purpose of multiple regression analysis? What two things does it tell a researcher?

Discuss measurements used in distribution around the center of a curve: range,percentile,standard deviation,and Z-score.