(Answer) MATH399N – Week 8 Assignment: Performing Linear Regressions with Technology – Excel
QUESTIONS Question 1 The heights (in inches) and weights (in pounds) of 25 baseball players are given below. Use Excel to find the best fit linear regression equation, where height is the explanatory… Read More »(Answer) MATH399N – Week 8 Assignment: Performing Linear Regressions with Technology – Excel
(Answer) MATH399N – Week 8 Assignment: Multivariate Relationships
QUESTIONS Question 1 In which of the following situations can multiple regression be performed? Select all that apply. predicting the number of games a baseball team wins in a season, given… Read More »(Answer) MATH399N – Week 8 Assignment: Multivariate Relationships
(Answer) MATH399N – Week 8 Assignment: Uses of Linear Regression
QUESTIONS Question 1 Identify the scatter plot that has one or more outliers. Select all that apply. [Graphs] Question 2 Suppose you computed r=0.142 using n=82 data points. Using the critical values table below,… Read More »(Answer) MATH399N – Week 8 Assignment: Uses of Linear Regression
(Answer) MATH399N – Week 8 Assignment: Linear Regression Equations and Application
QUESTIONS Question 1 Find the linear regression line for the following table of values. You will need to use a calculator, spreadsheet, or statistical software. Enter your answer in the… Read More »(Answer) MATH399N – Week 8 Assignment: Linear Regression Equations and Application
MATH 399N – Week 8 Discussion: Regression
Required Resources Read/review the following resources for this activity: Textbook: Chapter 12 (All Sections) Lesson Minimum of 1 scholarly source Initial Post Instructions Medical professionals can find relationships between variables.… Read More »MATH 399N – Week 8 Discussion: Regression
(Answer) MATH399N – Week 7 Assignment: Hypothesis Testing with Technology – Excel
QUESTIONS Question 1 James was eating a bag of candies that came in eight different colors. He noticed that there appeared to be far less green candies than any of… Read More »(Answer) MATH399N – Week 7 Assignment: Hypothesis Testing with Technology – Excel
(Answer) MATH399N – Week 7 Assignment: Conduct a Hypothesis Test for Proportion – Critical Value/Rejection Region Approach
QUESTIONS Question 1 A police officer claims that the proportion of drivers wearing seat belts is more than 55%. To test this claim, a random sample of drivers are checked for… Read More »(Answer) MATH399N – Week 7 Assignment: Conduct a Hypothesis Test for Proportion – Critical Value/Rejection Region Approach
(Answer) MATH399N – Week 7 Assignment: Week 7 – Developing Hypothesis and Understanding Possible Conclusions for Proportion
QUESTIONS Question 1 A hospital administrator claims that the proportion of knee surgeries that are successful is 87%. To test this claim, a random sample of 450 patients who underwent knee surgery is… Read More »(Answer) MATH399N – Week 7 Assignment: Week 7 – Developing Hypothesis and Understanding Possible Conclusions for Proportion
(Answer) MATH399N – Week 7 Assignment: Conduct a Hypothesis Test for Mean – Population Standard Deviation Unknown – Critical Value/Rejection Region Approach
QUESTIONS Question 1 Using the information above, choose the correct conclusion that interprets the results within the context of the hypothesis test. We should reject the null hypothesis because t0<tα. So,… Read More »(Answer) MATH399N – Week 7 Assignment: Conduct a Hypothesis Test for Mean – Population Standard Deviation Unknown – Critical Value/Rejection Region Approach