Attempts to clone a human
A May 2007 Gallup Poll found that only 11% of a random sample of 1003 adults approved of attempts to clone a human.
Find the margin of error for 95% confidence.
A) 0.016
B) 0.019
C) 0.038
D) 0.032
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Peters Ittig's department store, Ittig brothers, is Amhert's largest independent clothier. The store receives an average of 10 returns per day. Using z=3 the control limits are: The type of control chart that is best to monitor this process is:
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A research study has stated that the taxes paid by individuals is correlated at a .78 value with the age of the individual. Given this, the scatter plot would show points that would fall on straight line on a slope equal to .78.
If it is known that a simple linear regression model explains 56 percent of the variation in the dependent variable and that the slope on the regression equation is negative, then we also know that the correlation between x and y is approximately
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If the correlation between two variables is known to be statistically significant at the 0.05 level, then the regression slope coefficient will also be significant at the 0.05 level.
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