ASHFORD UNVERSITY MAT 232 WEEK 5 ASSIGNMENT STATISTICAL LITERATURE LATEST 2023

ASHFORD UNVERSITY MAT 232 WEEK 5 ASSIGNMENT STATISTICAL LITERATURE LATEST 2023 3/4/2021 Week 5 - Assignment 1. 2. Student: Date: Instructor: Course: MAT232: Statistical Literacy (GSR2105B) Assignment: Week 5 - Assignment For the following pair of variables, state whether you believe the two variables are correlated. If you believe they are correlated, state whether the correlation is positive or negative. Explain your reasoning. The age of the pilot and the altitude of the aircraft Choose the correct answer below. A. Positive correlation because older pilots tend to fly at higher altitudes B. The variables are not correlated. C. Negative correlation because younger pilots tend to fly at higher altitudes For the following pair of variables, state whether you believe the two variables are correlated. If you believe they are correlated, state whether the correlation is positive or negative. Explain your reasoning. The IQ scores and hat sizes of randomly selected adults Choose the correct answer below. A. The variables are not correlated B. Positive correlation because adults with larger hats tend to have higher IQs C. Negative correlation because adults with larger hats tend to have higher IQs 3/4/2021 Week 5 - Assignment 3. 1: Data Table Consider the following table showing speed limits and death rates from automobile accidents in selected countries. Complete parts a and b. Click the icon to view the table. 1 a. Construct a scatter diagram of the data. Choose the correct graph below. A. 50 65 80 0 3 6 Speed limit (mph) Death rate B. 50 65 80 0 3 6 Death rate Speed limit (mph) C. 50 65 80 0 3 6 Speed limit (mph) Death rate b. Calculate the correlation coefficient of the data. Briefly characterize the correlation in words (for example, moderate positive correlation, weak negative correlation). r = 0.59 (Round to two decimal places as needed.)   Characterize the correlation in words. There is a moderate positive correlation.     Country Death rate (per 100 million vehicle-miles) Speed limit (miles per hour) 1 3.1 54