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p-vale1.689% Conclusion: sufficient evidence to support the claim that the correlation coefficient and slope of the regression line are both statistically different We have 0.05) than zero (p< (Use "have" or "lack" for the first blank and "<" or"for the second blank.) Follow Up Interpret the meaning of the slope of the regression line For every additional cigarette consumed per day, cotinine levels are predicted to increase (Use "increase" or “decrease" for the first blank and enter the amount of change expected for cotinine levels in the second blank, rounded to two decimal places.) (ng/mL). Youre going to want to use LINEST, the Excel feature that runs a simple linear regression. if your version of excel displays the traditional toolbar, go to tools > data analysis and choose regression from the list of tools. How Anyone Can Run A Simple Linear Regression In Microsoft Excel. In regression panel, you input a range of cells with Y data, with X data (multiple regressors. Round answer to nearest hundredth percent (ie, 2.55%). if your version of excel displays the ribbon, go to data, find the analysis section, hit data analysis, and choose regression from the list of tools. In Excel you go to Data tab, then click Data analysis, then scroll down and highlight Regression. Cotinine- (Cigarettes per day)+ State the p-value. Then, make sure Excel Add-ins is selected in the Manage field. Select Add-ins in the left navigation menu. In Excel, select the File menu and choose Options. R2- 45.07%6 What is the equation for the regression line? Use 2 decimal places in answers. Before you can use Excel's regression analysis feature, you need to enable the Analysis ToolPak add-on in the Excel Options screen. igarettes per day (X) 10 0 10 10 20 otinine (Y 179 283 75.6 174209 9.51 350 1.85 43.4 25.1 408 Data Table: Smoking and Cotinine Hypotheses: Ho: Slope and Correlation are both zero H1: Slope and Correlation are both not zero Results: What is the correlation coefficient? Use 4 decimal places in answer r67.1338% What percent of the variation of absences are explained by the model? Round to nearest hundredth percent (i.e. write the equation of the regression line). (The values are from randomly selected subjects in the National Health Examination Survey.) Is there a linear correlation? Using a 5% level of significance determine if there is a linear correlation and describe the relationship (i.e.Listed below are the reported numbers of cigarettes smoked per day and the measured amounts of nicotine (in ng/mL) If you dont use this version, I recommend you. You can change the layout of the trendline under the Format Trendline option in the scatter plot. Things to Remember About Regression Analysis in Excel.

Hi Sir, Do you mind telling us which Excel version do you use Based on my test with my environment (Windows 8.1 & Excel 2013 32bit. This is the equation using which we can predict the weight values for any given set of Height values.A measurement of cotinine in the body is therefore a good indicator of how much a person smokes. Every time I try to run Regression Analysis Excel becomes un-responding. Transcribed image text: When nicotine is absorbed by the body, cotinine is produced.