Question: Advance statistics 2. The following data is a random sample of the wear volume of mild steel and oil viscosity. Oil viscosity 30 20 60

Advance statistics

2. The following data is a random sample of the wear volume of mild steel and oil viscosity. Oil viscosity 30 20 60 80 40 50 60 30 70 60 Wear volume 73 50 128 170 87 108 135 69 148 132 Using a critical value of 2.306, what evidence of correlation between wear volume of mild steel and oil viscosity does the Pearson product-moment correlation coefficient provide? (15 marks)

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Set Student Name: 1. Describe the relationship between two variables that have a correlation coefficient value: a. Near -1 b. Near 0 c. Near 1 2. Data was collected where a weightlifter was asked to...

Last name: Enter your LETTER answers HERE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 a b c d 2 a b c d First name: Note: When done, using your last name and firstname, save THIS FILE as,...

Set Student Name: 1. Answer true or false for each part, and if false, explain your answer. a. The point estimate for the population mean, , of an x distribution is x-bar, computed from a random...

Instuctor's Annotated Edition TENTH EDITION Understandable Statistics Concepts and Methods Charles Henry Brase Regis University Corrinne Pellillo Brase Arapahoe Community College Australia Brazil...

Midterm Examination Questions - Spring 2016 1. The final examination grades of random samples of students from three different classes are shown below. Class A Class B Class C 92 91 85 85 85 93 96 90...

Western Region Original Price Sale Price Days to Sell 82 60 20 140 123 26 80 70 16 89 50 72 135 120 18 146 143 109 80 80 79 125 100 130 70 60 100 81 52 96 103 95 14 118 100 33 136 100 101 101 50 55...

Dear Friends, I need the solution by today 11.00 PM. Its really important. I dont have lot of funds. I can only pay $10. Max Harvard Business School 9-292-140 June 12, 1992 Arundel Partners: The...

Business Research MethodologyQuestion Bank 1 1. When the marketing department of an organization attempts to determine the amount of time the managers in this department spend at their computers in...

Exam 2 Statistical Analysis Part 1 of 1 - Question 1 of 20 5.0/ 100.0 Points 0.0/ 5.0 Points The stacked bar chart below shows the percentages of death due to cancer in four geographic regions of the...

# 45 (use Stapplet) 51,57, 59(Stapplet), 61, 69(Stapplet), 75, 80-85 52 CHAPTER 1 DATA ANALYSIS these cereal brands Between what two values 77. Birth does it her student (ed) About what percent of...

Patsy's Pizza sells one 18-inch cheese pizza or two 12-inch cheese pizzas for $11.99. Determine which size gives more pizza. (A=x) Select the correct choice below and fill in the corresponding answer...

New Wave Technology Inc. manufactures and sells two products, MP3 players and satellite radios. The fixed costs are $300,000, and the sales mix is 40% MP3 players and 60% satellite radios. The unit...

* i'll give a thumbs up * its on a excel sheet... Please finish the sentence or answer the questions: As we will see momentarily, you should keep the following in mind when looking at a bond: All...

Nadia is a globally-recognized pharmacologist who has led teams that have developed new treatments for a wide range of diseases. She approaches each challenge with the same enthusiasm that she had...

3. Try to clarify how you think when you are going to write a note aimed at influencing the leader of the department. Remember, it is not what you think, but how you think that should be clarified....

2. Take as your starting point a conflict you experienced recently with a close friend. Try to go through the communication that took place and answer the following questions: a) What was the main...

2. In this chapter, the reader should reflect on the following concepts: Differences, relationships, processes, patterns, contexts, symmetrical rela-tionships, complementary relationships, linear...