Calculus and Above

Calculus Questions? Ask a Mathematician for Answers ASAP

Connect one-on-one with {0} who will answer your question

Customer Question

"For Ryan Only -- Willing...

"For Ryan Only -- Willing to wait".

. According to the following graphic, X and Y have _________.

strong negative correlation

virtually no correlation

strong positive correlation

moderate negative correlation

weak negative correlation

2. A cost accountant is developing a regression model to predict the total cost of producing a batch of printed circuit boards as a function of batch size (the number of boards produced in one lot or batch). The dependent variable is ______.

batch size

unit variable cost

fixed cost

total cost

total variable cost

3. A cost accountant is developing a regression model to predict the total cost of producing a batch of printed circuit boards as a linear function of batch size (the number of boards produced in one lot or batch). The intercept of this model is the ______.

batch size

unit variable cost

fixed cost

total cost

total variable cost

4. If x and y in a regression model are totally unrelated, _______.

the correlation coefficient would be -1

the coefficient of determination would be 0

the coefficient of determination would be 1

the SSE would be 0

the MSE would be 0s

5. A manager wishes to predict the annual cost (y) of an automobile based on the number of miles (x) driven. The following model was developed: y= 1,550 + 0.36x. If a car is driven 15,000 miles, the predicted cost is ____________.

2090

3850

7400

6950

5400

6. A cost accountant is developing a regression model to predict the total cost of producing a batch of printed circuit boards as a linear function of batch size (the number of boards produced in one lot or batch), production plant (Kingsland, and Yorktown), and production shift (day, and evening). In this model, "shift" is ______.

a response variable

an independent variable

a quantitative variable

a dependent variable

a constant

7. A multiple regression analysis produced the following tables.

Predictor

Coefficients

Standard Error

t Statistic

p-value

Intercept

(NNN) NNN-NNNN

(NNN) NNN-NNNN

3.990108

0.000947

x1

-3.33833

2.333548

-1.43058

0.170675

x2

1.780075

0.335605

5.30407

5.83E-05

Source

df

SS

MS

F

p-value

Regression

2

121783

60891.48

14.76117

0.000286

Residual

15

61876.68

4125.112

Total

17

183659.6

The regression equation for this analysis is ____________. )

y =(NNN) NNN-NNNN+ 3.33833 x1 + 1.780075 x2 y =(NNN) NNN-NNNN- 1.43058 x1 + 5.30407 x2 y =(NNN) NNN-NNNN- 3.33833 x1 - 1.780075 x2 y =(NNN) NNN-NNNN+ 2.333548 x1 + 0.335605 x2 y =(NNN) NNN-NNNN- 3.33833 x1 + 1.780075 x2

3 QUESTIONS LEFT ON THIS ONE WOULDN'T TAKE ALL

. According to the following graphic, X and Y have _________.

strong negative correlation

virtually no correlation

strong positive correlation

moderate negative correlation

weak negative correlation

2. A cost accountant is developing a regression model to predict the total cost of producing a batch of printed circuit boards as a function of batch size (the number of boards produced in one lot or batch). The dependent variable is ______.

batch size

unit variable cost

fixed cost

total cost

total variable cost

3. A cost accountant is developing a regression model to predict the total cost of producing a batch of printed circuit boards as a linear function of batch size (the number of boards produced in one lot or batch). The intercept of this model is the ______.

batch size

unit variable cost

fixed cost

total cost

total variable cost

4. If x and y in a regression model are totally unrelated, _______.

the correlation coefficient would be -1

the coefficient of determination would be 0

the coefficient of determination would be 1

the SSE would be 0

the MSE would be 0s

5. A manager wishes to predict the annual cost (y) of an automobile based on the number of miles (x) driven. The following model was developed: y= 1,550 + 0.36x. If a car is driven 15,000 miles, the predicted cost is ____________.

2090

3850

7400

6950

5400

6. A cost accountant is developing a regression model to predict the total cost of producing a batch of printed circuit boards as a linear function of batch size (the number of boards produced in one lot or batch), production plant (Kingsland, and Yorktown), and production shift (day, and evening). In this model, "shift" is ______.

a response variable

an independent variable

a quantitative variable

a dependent variable

a constant

7. A multiple regression analysis produced the following tables.

Predictor

Coefficients

Standard Error

t Statistic

p-value

Intercept

(NNN) NNN-NNNN

(NNN) NNN-NNNN

3.990108

0.000947

x1

-3.33833

2.333548

-1.43058

0.170675

x2

1.780075

0.335605

5.30407

5.83E-05

Source

df

SS

MS

F

p-value

Regression

2

121783

60891.48

14.76117

0.000286

Residual

15

61876.68

4125.112

Total

17

183659.6

The regression equation for this analysis is ____________. )

y =(NNN) NNN-NNNN+ 3.33833 x1 + 1.780075 x2 y =(NNN) NNN-NNNN- 1.43058 x1 + 5.30407 x2 y =(NNN) NNN-NNNN- 3.33833 x1 - 1.780075 x2 y =(NNN) NNN-NNNN+ 2.333548 x1 + 0.335605 x2 y =(NNN) NNN-NNNN- 3.33833 x1 + 1.780075 x2

3 QUESTIONS LEFT ON THIS ONE WOULDN'T TAKE ALL

Show More

Show Less

Was this answer helpful?

Describe your issueThe assistant will guide you

Chat 1:1 with a tutorLicensed Experts are available 24/7

100% satisfaction guaranteeGet all the answers you need

Related Calculus and Above Questions

I need answer to this questions ihave 30 minutes Time Remaining: Questio

i need answer to this questions ihave 30 minutes Time Remaining: Question 1.1. According to the following graphic, X and Y have _________. (Points : 3) strong negative correlation virtually no correla… read more

need help with quizUnit 4 : Unit 4: Regression Analysis and Reporting

need help with quiz Unit 4 : Unit 4: Regression Analysis and Reporting Your Findings - Quiz Time Remaining: Question 1. 1. According to the following graphic, X and Y have _________. (Points : 3) stro… read more

For RRJha (or anyone else available),Heres a few statistics

For RRJha (or anyone else available), Here's a few statistics questions I'm looking to get some answers to and I need your insight on how to solve them. TABLE 12-6 One of the most common questions of … read more

For RRJha (or anyone else available),Heres a few statistics

For RRJha (or anyone else available), Here's a few statistics questions I'm looking to get some answers to and I need your insight on how to solve them. TABLE 12-14 In Hawaii, condemnation proceedings… read more

I am submitting the request you asked me for in order to receive

I am submitting the request you asked me for in order to receive Part C for Project Part C: Regression and Correlation Analysis Back to Top Using MINITAB perform the regression and correlation analysi… read more

For Ryan (who is awesome) Question 10 http://www.mediafire.com/view/1yhqaer8h4qba2i/ques

For Ryan (who is awesome) Question 10 http://www.mediafire.com/view/1yhqaer8h4qba2i/question_10.jpg Question 11 http://www.mediafire.com/view/po22bd8cqfipgd0/11.jpg Question 12 http://www.mediafire.co… read more

Here is part C for tomorrow. Project Part C: Regression

Here is part C for tomorrow. Project Part C: Regression and Correlation Analysis Back to Top Using MINITAB perform the regression and correlation analysis for the data on CREDIT BALANCE (Y) and SIZE (… read more

1. Given the linear correlation coefficient r and the sample

1. Given the linear correlation coefficient r and the sample size n, determine the critical values of r and use your finding to state whether or not the given r represents a significant linear correla… read more

Cost Accountant is developing a regression model to predict

2. A cost accountant is developing a regression model to predict the total cost of producing a batch of printed circuit boards as a function of batch size (the number of boards produced in one lot or … read more

I have about 40 more minutes to turn in my statistic assignment

I have about 40 more minutes to turn in my statistic assignment and need help. Is there someone available to assist me? All questions are multiple chose except for one. #1 Suppose the following data r… read more

1- The ABC Corporation is opening new retail sales outlets

1- The ABC Corporation is opening new retail sales outlets and they want to staff these stores with employees most likely to be successful at selling the products. To meet this goal, ABC decides to st… read more

Here it is Ryan, hope you can help, its Part 3 and 4 of the

Here it is Ryan, hope you can help, its Part 3 and 4 of the one you just helped me with. Part III: Regression and Correlation Based on what you have learned from your research on regression analysis a… read more

4. A family doctor is interested in examining the relationship

4. A family doctor is interested in examining the relationship between a patient's age and t total cholesterol. He randomly selects 14 of his female patients and obtains the data presented in the scat… read more

Given the linear correlation coefficient R and the sample N

Question 1 of 20 Given the linear correlation coefficient r and the smaple size n, determine the critical values of r and use your finiding to state whether or not the given r represents a significant… read more

24) Michelle used a sample of 50 U.S. cities to estimate the

24) Michelle used a sample of 50 U.S. cities to estimate the relationship between crime, or annual property crimes per 100,000 persons, and income, or median income per capita. Her estimated regressio… read more

22) What parametric test is equivalent to the nonparametric

22) What parametric test is equivalent to the nonparametric Spearman's rank test? A. T-test of correlation coefficient B. T-test of two sample means C. T-test of one sample mean. D. T-test of two samp… read more

A public opinion poll surveyed a simple random sample of voters.

A public opinion poll surveyed a simple random sample of voters. Respondents were classified by gender and by voting preference—Republican, Democrat, or Independent. The results follow. Voting Prefere… read more

For a regression (to predict Y from X1 and X2), is it possible

For a regression (to predict Y from X1 and X2), is it possible to have a significant R, but non significant b coefficients for both X1 and X2?If so, under what circumstances would this be likely to oc… read more

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.

JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.

Web sites like justanswer.com/legal

...leave nothing to chance.

...leave nothing to chance.

Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.

Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.

I will tell you that...the things you have to go through to be an Expert are quite rigorous.

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

Los Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

Hesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

Kernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

Woodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

Elkton, Maryland

He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here.

Dallas, TX

< Previous | Next >

Mr. Gregory White

Master's Degree

114 satisfied customers

M.A., M.S. Education / Educational Administration

SusanAthena

Master's Degree

102 satisfied customers

Tutor for Algebra, Geometry, Statistics. Explaining math in plain English.

Dr Arthur Rubin

Doctoral Degree

97 satisfied customers

Ph.D. in Mathematics, 1978, from the California Institute of Technology, over 20 published papers

JACUSTOMER-yrynbdjl-

Master's Degree

42 satisfied customers

I have a MS in Mathematics and I have taught Mathematics for 10 years at the college level.

Don

Master's Degree

29 satisfied customers

M.S. Astronautical Engineering. Math/Sci/Comp Tutor

Kofi

PhD in Statistics

7,955 satisfied customers

Masters in Mathematics and Statistics

Sandhya_sharma

Master's Degree

5,547 satisfied customers

I hold M.Sc and M.Phil degrees in math and have several years of teaching experience.

< Previous | Next >

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.