Pre-Calculus

Have pre-calculus questions? Ask a pre-calculus tutor

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

Customer Question

The average production of peanuts...

The average production of peanuts in Virginia is 3150 pounds per acre A new plant food has been developed and is tested on 64 individual plots of land. The mean yield with the new plant food is 2980 pounds of peanut per acre and the population standard deviation is 640 pounds. At a=0.1, can you conclude that the average production has decreased?

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 Pre-Calculus Questions

I need an answer to this question. I don't know how to do

Hello, I need an answer to this question. I don't know how to do it: Employers in a large manufacturing plant worked an average of 62:0 hours of overtime last year, with a standard deviation of 15:0 h… read more

Requesting please.! Need your brilliant assistance again

Requesting Ryan please. Hi Ryan! Need your brilliant assistance again please. Let's begin with this one : Vertical analysis ( common-size) percentages for Cullumber Company's sales revenue, cost of go… read more

Question 1 of 40 2.5 Points The distribution of .A. degrees

Question 1 of 40 2.5 Points The distribution of B.A. degrees conferred by a local college is listed below, by major. Major Frequency English 2073 Mathematics 2164 Chemistry 318 Physics 856 Liberal Art… read more

I am looking at a set of questions you answered 9 months

Hi Ryan, I am looking at a set of questions you answered 9 months ago. How can I get those answers. ***** ***** … read more

1. A credit card company decides to study the frequency with

1. A credit card company decides to study the frequency with which its cardholders charge for items from a certain chain of retail stores. The data values collected in the study appear to be normally … read more

Karen and Wayne need to buy a refrigerator because theirs just

Karen and Wayne need to buy a refrigerator because theirs just broke. Unfortunately, their savings account is depleted, and they will need to borrow money in order to buy a new one. Sears offers them … read more

Question 1 of 40 2.5 PointsA two-tailed test is conducted

Attachment: 2015-03-11_174342_question_1_of_40_exam_8_07.docx Question 1 of 40 2.5 Points A two-tailed test is conducted at the 5% significance level. What is the P-value required to reject the null h… read more

Question 1 of 40 2.5 Points Of 1308 people who came into a

Question 1 of 40 2.5 Points Of 1308 people who came into a blood bank to give blood, 314 people had high blood pressure. Estimate the probability that the next person who comes in to give blood will h… read more

Question 1 y varies directly as x and inversely as the

Question 1 y varies directly as x and inversely as the square root of w; write the sentence as an equation. Question 2 Write the equation of the line whose slope is -3/7 and y-intercept is -4; write t… read more

My daughter has a math assignment that she needs help with

My daughter has a math assignment that she needs help with and I am unable to help her. There are 30 problems, many are multiple choice. I can upload the document. How much will this cost.… read more

AFor Ryan, Find the area of the triangle with bsse 2 2/5

AFor Ryan, Find the area of the triangle with bsse 2 2/5 yards and height 5/6 yard. (Hint: the area Of the triangle equals half the product of its base and height. I am in 116math/ pre-algebra.… read more

1. Assume the following data were gathered by a manufacturer

1. Assume the following data were gathered by a manufacturer of a robotics component, in units of days of continuous use until the component fails. There are 60 measurements in this data set. Show a h… read more

1. One estimate for the ideal body weight is shown below. Use

1. One estimate for the ideal body weight is shown below. Use this information to answer (a). 47 kg + 1.2 kg for each inch over 5 feet (a) Find a linear model for an estimate of the idea weight of a w… read more

Question 1 of 20 5.0 Points Solve for C: F = 32 + 9/5 C

Question 1 of 20 5.0 Points Solve for C: F = 32 + 9/5 C A. C = F - 32 B. C = 9/5 + 32 C. C = 5/9(F - 32) D. C = (F + 32) Question 2 of 20 5.0 Points In the equation x = 6 - 2y, x and y are: A. directl… read more

AluminiCorp is a major producer of aluminum cans that produces

AluminiCorp is a major producer of aluminum cans that produces 40 billion aluminum cans every year. You work as a quality control officer for AluminiCorp, and are responsible for ensuring that the alu… read more

1. What is the primary reason for applying a finite population correct

1. What is the primary reason for applying a finite population correction coefficient? A. When the sample is a very small portion of the population, the correction coefficient is required. B. If you d… read more

1. In a sample with mean x = 12 and standard deviation s =

1. In a sample with mean x = 12 and standard deviation s = 3.5, a data point at 16.8 would have what sample z-score? A. 4.8 B. We can't know the answer without knowing the population mean μ and standa… read more

1. For a particular sample of 80 scores on a psychology exam,

1. For a particular sample of 80 scores on a psychology exam, the following results were obtained. First quartile = 65 Third quartile = 98 Standard deviation = 8 Range = 56 Mean = 83 Median = 81 Mode … 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

167 satisfied customers

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

rajeevanpillai

Master's Degree

147 satisfied customers

B.Sc in Mathematics and M.Sc, M Phil in Statistics

mhasan420

Master's Degree

37 satisfied customers

BA Maths, Oxford

JACUSTOMER-yrynbdjl-

Master's Degree

13 satisfied customers

I have taught college Mathematics for the past 10 years.

Dr. Arthur Rubin

Doctoral Degree

12 satisfied customers

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

Sandhya_sharma

Master's Degree

1,081 satisfied customers

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

Kofi

PhD in Statistics

765 satisfied customers

Masters in Mathematics and Statistics

< 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.