Calculus and Above

Related Calculus and Above Questions
Two plots at Rothamsted Experimental Station were studied
Two plots at Rothamsted Experimental Station were studied for production of wheat straw. For a random sample of years, the annual wheat straw production (in pounds) from one plot was as follows. 6.40 … read more
R.R. Jha
Bachelor's Degree
6,909 satisfied customers
The director of research and development is testing a new
The director of research and development is testing a new medicine. She wants to know if there is evidence at the 0.10 level that the medicine relieves pain in more than 350 seconds. After performing … read more
Sandhya
Master's Degree
5,557 satisfied customers
Our environment is very sensitive to the amount of ozone in
Our environment is very sensitive to the amount of ozone in the upper atmosphere. The level of ozone normally found is 7.9 parts/million (ppm). A researcher believes that the current ozone level is at… read more
Sandhya
Master's Degree
5,557 satisfied customers
An engineer designed a valve that will regulate water
An engineer designed a valve that will regulate water pressure on an automobile engine. The engineer designed the valve such that it would produce a mean pressure of 4.6 pounds/square inch. It is beli… read more
Sandhya
Master's Degree
5,557 satisfied customers
The director of research and development is testing a new
The director of research and development is testing a new medicine. She wants to know if there is evidence at the 0.05 level that the medicine relieves pain in more than 329 seconds. For a sample of 8… read more
Sandhya
Master's Degree
5,557 satisfied customers
I need assistance understanding and completing this question
i need assistance understanding and completing this question Assume that the data has a normal distribution and the number of observations is greater than fifty. Find the critical z value used to test… read more
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
1.Assume that the data has a normal distribution and the
1.Assume that the data has a normal distribution and the number of observations is greater than fifty. Find the critical z value used to test a null hypothesis. a = 0.05 for a two-tailed test. ±2.575 … read more
Ryan
Bachelor's Degree
4,665 satisfied customers
1) One concern in the evaluation of research results is that
1) One concern in the evaluation of research results is that the subjects in one treatment condition may be substantially different (older, smarter, and so on) than the subjects in another condition. … read more
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
1. What is the appropriate critical value of the following
1. What is the appropriate critical value for each of the following confidence levels and sample sizes? (Remember that in regard to confidence level this implies two-tails) (a) Critical z-value for an… read more
Sandhya
Master's Degree
5,557 satisfied customers
Assume that the data has a normal distribution and the number
Assume that the data has a normal distribution and the number of observations is greater than fifty. Find the critical z value used to test a null hypothesis. = 0.05 for a two-tailed test. ±2.575 1.76… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
1. Assume that a simple random sample has been selected from
1. Assume that a simple random sample has been selected from a normally distributed population and test the given claim. Identify the null and alternative hypotheses, test statistic, p-value, critical… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
2. The claim is that the proportion of peas with yellow pods
2. The claim is that the proportion of peas with yellow pods is equal to .25 or 25%. The sample statistics from one experiment include 430 peas with 111 of them having yellow pods. Find the value of t… read more
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
Identify the null hypothesis Ho & the alternative hypothesis H1
Identify the null hypothesis Ho and the alternative hypothesis H1. A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO, p, is less than 1 in every one thousa… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
1. Assume that the data has a normal distribution and the
1. Assume that the data has a normal distribution and the number of observations is greater than fifty. Find the critical z value used to test a null hypothesis. ALPHA = 0.05 for a left-tailed test. -… read more
Chirag
Master's Degree
10,329 satisfied customers
I need help with an intro to statistics quiz. It is 20 questions
I need help with an intro to statistics quiz. It is 20 questions multiple choice. It has to be done today and I have 2 hours.… read more
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
I need help with homework questions. They are multiple choice
I need help with homework questions. They are multiple choice questions in intro to statistics and they have to be done today. They do not have to be perfect as you can redo the homework as many times… read more
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
2)Which of the following hypothesis tests use a z test statistic? A)
2)Which of the following hypothesis tests use a z test statistic? A) Matched Pairs B) Single Proportion C) Two Proportions D) Goodness-of-Fit E) Single Mean: σ Known F) Independence G) Two Variances H… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
A store manager claims that the mean amount of time customers
A store manager claims that the mean amount of time customers spend waiting in line is less than 3.7 minutes. You wish to test this claim at the 0.05 level of significance. The mean waiting time for a… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
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.
...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.

## What Customers are Saying:

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

Mary C.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!!!!

AlexLos 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.

GPHesperia, CA

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

JustinKernersville, 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.

EstherWoodstock, 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.

RobinElkton, 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.

DianeDallas, TX

< Previous | Next >

## Meet the Experts:

rajeevanpillai

Master's Degree

1,296 satisfied customers

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

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

96 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.

dhouse1940

Master's Degree

33 satisfied customers

BS mathematics, MS biostatistics, 35+ yrs designing & analyzing biological experiments.

Don

Master's Degree

29 satisfied customers

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

< 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.

Show MoreShow Less