Answered step by step
Verified Expert Solution
Question
...
1 Approved Answer
15.7 13.2 22.6 13.0 10.7 18.1 14.7 7.0 17.3 7.5 21.8 12.3 19.8 13.8 16.0 15.5 13.1 20.7 15.5 9.8 11.9 16.9 7.0 19.3 13.2
15.7 13.2 22.6 13.0 10.7 18.1 14.7 7.0 17.3 7.5 21.8 12.3 19.8 13.8 16.0 15.5 13.1 20.7 15.5 9.8 11.9 16.9 7.0 19.3 13.2 14.6 20.9 15.4 13.3 11.6 10.9 21.6 a. Hypotheses are: ? b. Find: x, Sx. c. Test statistic? d. Approximate the p-value? e. Decision? 16. A geneticist hypothesizes that half of a given population will have brown eyes and the remaining half will split evenly between blue- and green-eyed people. Use the following sample of sixty individuals to test the geneticist's claim at a 5% level of significance. Brown Eyes Green Eyes Blue Eyes 34 15 a. Hypothesis? b. Degrees of freedom? c. Expected number? d. Test statistic? e. Approximate p-value. f. Decision? g. What is the appropriate distribution? Your choices are: Chi-squared, normal or t-distribution. 17. You are the general manager of a car rental service at the airport. In an effort to estimate the maintenance costs you obtain the following data from a sample of 11 cars. In this data x = number of miles on the car (in thousands) and y = total maintenance cost in dollars. X 3 5 12 8 3 Y 90 150 320 208 98 a. Find the equation of the least squares line. b. Use the least squares line to predict the total maintenance cost of a care with 7,000 miles on it. Final exam date and time: Don't be late. During the final exam, pace yourself, there would not be any additional time given. Thx. 27
![image text in transcribed](https://s3.amazonaws.com/si.experts.images/answers/2024/06/6678488665d73_918667848863d58b.jpg)
Step by Step Solution
There are 3 Steps involved in it
Step: 1
![blur-text-image](https://dsd5zvtm8ll6.cloudfront.net/includes/images/document_product_info/blur-text-image.webp)
Get Instant Access with AI-Powered Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
![blur-text-image](https://dsd5zvtm8ll6.cloudfront.net/includes/images/document_product_info/blur-subtext-image.webp)
Step: 3
![blur-text-image](https://dsd5zvtm8ll6.cloudfront.net/includes/images/document_product_info/blur-subtext-image.webp)
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started