Calculus and Above

Related Calculus and Above Questions
Suppose that a new treatment is successful in curing a
Suppose that a new treatment is successful in curing a common ailment 65% of the time. If the treatment is tried on a random sample of 65 patients, approximate the probability that more than 44 will b… read more
rajeevanpillai
Master's Degree
687 satisfied customers
A random sample of 375 bolts from machine A contained 41
A random sample of 375 bolts from machine A contained 41 defective bolts, while an independently chosen, random sample of 325 bolts from machine B contained 32 defective bolts. Let p1 be the proportio… read more
Sandhya_sharma
Master's Degree
Master's Degree
18,281 satisfied customers
Suppose that 15% of the people in a large city have used a
Suppose that 15% of the people in a large city have used a hospital emergency room in the past year. If a random sample of 180 people from the city is taken, approximate the probability that fewer tha… read more
rajeevanpillai
Master's Degree
687 satisfied customers
A multiple-choice examination consists of 95 questions, each
A multiple-choice examination consists of 95 questions, each having possible choices a, b, c, and d. Approximate the probability that a student will get more than 20 answers correct if he randomly gue… read more
Kofi
PhD in Statistics
Ph.D.
7,955 satisfied customers
A brokerage survey reports that 25% of all individual
A brokerage survey reports that 25% of all individual investors have used a discount broker (one that does not charge the full commission). If a random sample of 95 individual investors is taken, appr… read more
DebdattaBhattacharya
Doctoral Degree
4,208 satisfied customers
Suppose that 14% of the people in a large city have used a
Suppose that 14% of the people in a large city have used a hospital emergency room in the past year. If a random sample of 165 people from the city is taken, approximate the probability that fewer tha… read more
DebdattaBhattacharya
Doctoral Degree
4,208 satisfied customers
Suppose that 56% of all college seniors have a job prior to
Suppose that 56% of all college seniors have a job prior to graduation. If a random sample of 80 college seniors is taken, approximate the probability that at least 42 have a job prior to graduation. … read more
Kimberley Wright
Masters
310 satisfied customers
A manufacturing process produces semiconductor chips with a
A manufacturing process produces semiconductor chips with a known failure rate of 5.8%. If a random sample of 225 chips is selected, approximate the probability that more than 12 will be defective. Us… read more
Kimberley Wright
Masters
310 satisfied customers
Suppose that 42 % of the population of U.S. voters favors a
Suppose that 42 %of the population of U.S. voters favors a particular presidential candidate. If a random sample of 65voters is chosen, approximate the probability that more than 28favor this candidat… read more
Sandhya_sharma
Master's Degree
Master's Degree
18,281 satisfied customers
Suppose that 42 % of the population of U.S. voters favors a
Suppose that 42 %of the population of U.S. voters favors a particular presidential candidate. If a random sample of 65voters is chosen, approximate the probability that more than 28favor this candidat… read more
Sandhya_sharma
Master's Degree
Master's Degree
18,281 satisfied customers
A manufacturing process produces semiconductor chips with a
A manufacturing process produces semiconductor chips with a known failure rate of 5.7 %. If a random sample of 240chips is selected, approximate the probability that fewer than 16will be defective. Us… read more
Sandhya_sharma
Master's Degree
Master's Degree
18,281 satisfied customers
A researcher believes that about 70% of the seeds planted
A researcher believes that about 70% of the seeds planted with the aid of a new chemical fertilizer will germinate. He chooses a random sample of 115 seeds and plants them with the aid of the fertiliz… read more
akch2002
Master's Degree
3,542 satisfied customers
Suppose that a new treatment is successful in curing a
Suppose that a new treatment is successful in curing a common ailment 69% of the time. If the treatment is tried on a random sample of 100 patients, approximate the probability that more than 69 will … read more
akch2002
Master's Degree
3,542 satisfied customers
Suppose that of the people in a large city have used a
Suppose that of the people in a large city have used a hospital emergency room in the past year. If a random sample of people from the city is taken, approximate the probability that fewer than used a… read more
Sandhya_sharma
Master's Degree
Master's Degree
18,281 satisfied customers
I'm going to try to figure out how to snip it... The
I'm going to try to figure out how to snip it... The standard deviation of the daily demand for a product is an important factor for inventory control for the product. Suppose that a pharmacy wants to… read more
Sandhya_sharma
Master's Degree
Master's Degree
18,281 satisfied customers
The scores on an examination in biology are approximately
Second opinion] The scores on an examination in biology are approximately normally distributed with mean 500 and an unknown standard deviation. The following is a random sample of scores from this exa… read more
akch2002
Master's Degree
3,542 satisfied customers
A researcher believes that about 70% of the seeds planted
Second opinion] A researcher believes that about 70% of the seeds planted with the aid of a new chemical fertilizer will germinate. He chooses a random sample of 115 seeds and plants them with the aid… read more
Sandhya_sharma
Master's Degree
Master's Degree
18,281 satisfied customers
Find the mean for the given sample data. Unless indicated otherwise,
Find the mean for the given sample data. Unless indicated otherwise, round your answer to one more decimal place than is present in the original data values. The students in Hugh Logan's math class to… read more
Stevewh
Teacher
Bachelor's Degree
6,427 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:

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

18,281 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.

Show MoreShow Less