Hey Siri was conducted in 20 counties to determine the percentage of teenagers who had use marijuana and other drugs. Data shown on the following scatterplot indicate a correlation of 0.966 between the percent of teens who have used marijuana and the person who have used other drugs, describe the association.

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A: Solution: State the hypotheses. Null hypothesis: There is no correlation between ice cream consumed…

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A:

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A: To test whether a diet lower in salt consistency lowers blood pressure: Correlation is a measure…

Q: RSquare RSquare Adj Root Mean Square Error Mean of Response Observations (or Sum Wgts) 0.898583…

A: Scatter plot :  Dots are used in a scatter plot to show the values of two different numerical…

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A: Price X Price Y X2 Y2 XY 58 32 3364 1024 1856 42 22 1764 484 924 46 20 2116 400 920 32 16…

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A: Given, ∑D2=19.5n=8

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A: See the handwritten solution

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A:

Q: The GDP and selected indicators for the United States, years 2019 and 2020, are found below. What is…

A: We know that the correlation coefficient is given by; r=Covarinace(x,y)Var(x)Var(y)

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Q: Of the four options below, which is the strongest positive correlation? O-24 O-07 O.92 0.75

A: It is given that the statement about to the strong positive correlation. Here, need to find out the…

Q: 2. Consider the following examples; would you expect the correlation coefficient to be close to 1,…

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A: Given that, Dependent variable (y) = Femur Independent variable (x) = Humorous Sample size = n1 = n2…

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A: Correlation coefficient measure degree of linear relationship between two variables.

Q: Below is a scatterplot of data that students collected concerning the relationship between the cost…

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A: Correlation: Correlation is the measure of association between two variables in which one variable…

Q: Complete the following instructions: i. Identify the independent and dependent variables. ii.…

A: i. The researcher is trying to find whether the number of alcoholic drinks consumed at a social…

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Q: Fifty-four wild bears were anesthetized, and then their weights and chest sizes were measured and…

A: Given : From the given output : r = 0.968882 Critical value is ± 0.2680855

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A:

Q: Fifty-four wild bears were anesthetized, and then their weights and chest sizes were measured and…

A: ANSWER:- H0:Ρ=0 i.e their is no linear correlation                        between weights and chest…

Q: Which of the following indicates the strongest correlation? Select one: a. 0 b. .89 c. .22 d.…

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Q: The relationship between pest damage and crop yield is a positive correlation.

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Q: ID Alcohol Tobacco 01 02 6.47 4.03 3.76 6.13 03 6.19 3.77 04 4.89 3.34 05 06 5.63 3.47 4.52 2.92 07…

A: The scatter plot is

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A: This question explores the implications of a perfect correlation between two variables, X and Y, on…

Q: 50 30 20 8 10 12 14 16 O 0.68 O -0.87 O -0.15 0.63 0.98

A:

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Q: Estimate the most likely degree of correlation for the scatterplot   Options: a. -.99 b. 0 c.…

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