Find the equation of the regression line

Assignment Help Mathematics
Reference no: EM13929260

 

3. Consider the data.

x

26

29

32

34

36

37

40

 

 

y

48

68

66

69

76

67

84

 

 

Find y-predicted when x = 30.

(a) Draw the scatter plot for the variables.

Use Excel or other program. Copy/paste in a Word file. 

(b) Compute the correlation coefficient. Use three decimal places.

Use technology. If you use the formula do not show me the computations.

(c) Find the equation of the regression line.

(d) Find the predicted y-value for the specified x-value.

(e) Test r for statistical significance using α = 0.05.

 

 

 

Reference no: EM13929260

Questions Cloud

Discuss in scholarly detail the human relations movement : Discuss in scholarly detail the human relations movement in management theory? How would you, as a manager in an organization, use the human relations approach to manage employees? Give examples.
Describe characteristics of a responsible manager : Describe in detail the characteristics of a responsible manager and explain the method used to determine the degree of responsibility a manager possesses. Give examples and use references.
Optimism and longevity : Do the independent variables correlate statistically significantly and practically with the dependent variable?
Real-life international incidents from the past five : You have already developed a thesis statement and developed an outline in which you explored two (2) real-life international incidents from the past five (5) years involving the United States involving the United States as a world power. Now you w..
Find the equation of the regression line : Find the predicted y-value for the specified x-value.
Major categories of psychological tests : Identify and describe the five major categories of psychological tests as described in the Week 1 course materials.
How do compare and contrast this matrix of choice to bcg : Choose a matrix from those found in the text, and explain this matrix' advantage and disadvantage, How do you compare and contrast this matrix of choice to BCG?
Direct and indirect presentation of cash flows : Write 350-word response regarding the differences between the direct and indirect presentation of cash flows. Why does the Financial Accounting Standards Board allow both methods? Which do you prefer? Why?
Determine the effect of global competition : What did you find to be the most challenging concept covered during ECO/365?

Reviews

Write a Review

Mathematics Questions & Answers

  Geometry - ratio and proportion

The sides of a triangle are in the ratio of 3:4:5. If the perimeter is 90 centimeters, find the length of each side. Use the Pythagorean Theorem to find the length of the missing side in right triangle. Triangle ABC with right triangle C.

  Question from probability

Multiple choice question from Probability - The probability that he either passes mathematics or fails chemistry

  Linear programming case study

Linear Programming Case Study

  State the assembly line that he monitors produces

Julio works as a quality control expert in a beverage factory. The assembly line that he monitors produces about 20,000 bottles in a 24 hour period.

  Mutually exclusive events of a sample space

Probability Let A and B be two mutually exclusive events of a sample space S. If P(A) = 0.6 and P(B) = 0.2, find each of the following probabilities of

  What color is to be used

Where is the bounding box for this circle? (x =?, y =?, width =?) What color is to be used? (What is the predened Java color name?) Should the circle be lled?

  State two identical rubber balls are dropped

Two identical rubber balls are dropped from different heights. Ball 1 is dropped from a height of 144 feet, and ball 2 is dropped from a height of 256 feet.

  Describe fractional parts

Describe fractional parts. What are the two distinct requirements of fractional parts? Explain how children's concepts of partitioning need to be refined to produce a concept of fractional parts.

  What time during the morning is the worker performing

AT what time during the morning si the worker performing least efficiently

  Find what is the chance that the family has three girls

Assuming the change of either a boy or a girl is equal (50% each), what is the chance that the family has three girls given that the first child is a girl.

  What is the lowest grade the student

a math student has a 100 homework average and test grades of 99,100 and 97. what is the lowest grade the student can get on the final exam and still get an A (an average of 90 or better) in the class?

  Use a two sided test at the alpha level

Use a two sided test at the alpha level.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd