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8) Construct a scatter plot for the given data. Determine whether there is a positive linear correlation, negative linear correlation, or no linear correlation. 9) The data below are the final exam scores of 10 randomly selected statistics students and the number of hours they studied for the exam. Construct a scatter.
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41)For which confidence interval for the difference in the means μ1 - μ2, would you reject the null hypothesis? A)(- 2.209, 0.209)B) (- 1.968, 1.561)C) (- 1.673, 1.892)D) (- 2.001, - 1.873) 42) A researcher wishes to determine whether people with high blood pressure can lower  their blood pressure by following a.
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16) Calculate the correlation coefficient, r, for the data below. A) 0.881B) 0.990C) 0.819D) 0.792 17) Calculate the correlation coefficient, r, for the data below. A) - 0.778B) - 0.885C) - 0.995D) - 0.671 18) Calculate the correlation coefficient, r, for the data below. A) - 0.581B) - 0.132C) - 0.549D) - 0.104 19)The data below.
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Provide an appropriate response. 1) Classify the two given samples as independent or dependent. Sample 1: Pre- training weights of 18 people Sample 2: Post- training weights of 18 people A) dependentB) independent 2) Classify the two given samples as independent or dependent. Sample 1: The weights in pounds of 21 newborn females Sample 2: The.
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71) A women's advocacy group claims that women golfers receive significantly less prize money than their male counterparts when they win first place in a professional tournament.  The data listed below are the first place prize monies from male and female tournament winners. Assume the samples are random, independent, and.
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151) The heights (in inches) of 20 randomly selected adult males are listed below. Test the claim that the variance is less than 6.25. Use α = 0.05. Assume the population is normally distributed. 70     72    71    70    69    73    69    68    70     71 67     71    70    74    69    68    71    71   .
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Provide an appropriate response. 6) The data below are the gestation periods, in months, of randomly selected animals and their corresponding life spans, in years. Construct a scatter plot for the data. Determine whether there is a positive linear correlation, a negative linear correlation, or no linear correlation. 7) Construct a scatter.
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56) Match the regression equation with the appropriate graph. (Note that the x- and y- axes are broken.)   = 0.00114x + 0.57 A) B) C) D) 57) Match the regression equation with the appropriate graph. (Note that the x- and y- axes are   57) broken.)    = 1.72x + 84.99 A) B) C) D) 58) Match the regression equation.
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51) The data below are the average monthly temperatures, in °F, and the monthly natural gas consumption, in ccf, for a household in northwestern Pennsylvania. Test the significance of the correlation coefficient using α = 0.05 and the claim ρ < 0. 52) Calculate the coefficient of correlation, r, letting Row.
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76)Find  sd. Assume the samples are random and dependent, and the populations are normally distributed. A) 1.32B) 1.89C) 1.21D) 1.73 77)Find the critical value, t, to test the claim that μd = 0. Assume the samples are random and  dependent, and the populations are normally distributed. Use α = 0.05. A) 2.132B) ±2.776C).
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Provide an appropriate response. 1) Given the length of a human's femur, x, and the length of a human's humerus, y, would you expect a positive correlation, a negative correlation, or no correlation? A) negative correlationB) positive correlationC) no correlation 2) Given the supply of a commodity, x, and the price of a.
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66) A women's advocacy group claims that women golfers receive significantly less prize  money than their male counterparts when they win first place in a professional tournament. The data listed below are the first place prize monies from male and female tournament winners. Assume the samples are random, independent, and.
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