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Question: determine if the following statement is true or false a...

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Determine if the following statement is true or false. A correlation coefficient close to 1 is evidence of a cause-and-effect relationship between the two variables. The statement is true O A. False. Only a correlation coefficient close to 0 indicates a cause-and-effect relationship between the two variables O B. False. A correlation coefficient should not be interpreted as a cause-and-effect relationship O c. True, but only if all the conditions for correlation are met. False. A correla.on coefficient of 1 is fairly weak and does not indicate a cause-and-effect relationship True. A correlation coefficient close to 1 provides strong evidence of a cause-and-effect relationship O D. ts
Heather was investigating the relationship between outside temperature and type of activity people were engaged in (indoor versus outdoor), Can use the correlation coefficient to describe the relationship as long as the relationship is linear? Choose the correct answer helow O A. Yes, because activity can be coded as a quantitative variable with at least 5 values B. No, because temperature is only an interval, and not a ratio level variable. O c. Yes, because the correlation coefficient can be used to describe the relationship between two variables as long as at least one of them is quantitative O D. No, because activity is not a quantitative variable.
Determine if the following statement is true or false llie calculated a correlation coefficient of -0.5 She made a mistake in her calculation since the correlation coeffcient cannot be negative The statement is false
What kind of data is allowed for analysis in a data table for chi-square tests? O A. proportions OB. counts O C. totals OD, A or B 0 E. any of the above as long as it is categorical
One of the main examples in chapter 16 was related to: O A. the weekly patterns of attendance at Disney resorts O B. the daily up and down pattern of the DJIA (stock market index). O C. the weekly patterns of student motivation to study statistics 0 D. the monthly pattern of sales of hedge funds on various stock exhanges.
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