accurate/precise

1,512 results

chemistry

The figure below represents the bulls eye target for an archer. The black dots represent where the archer’s arrows hit: How can this archer be described? a. accurate b. precise c. accurate and precise d. neither accurate nor precise

science

Which of the following statements describes the aim of the person who threw the darts shown in the picture? (1 point) A*) The person’s aim was both precise and accurate. B*)The person’s aim was precise, but it was not accurate. C*)The person’s aim was accurate, but it ...

accurate/precise

Can a set of measurements be precise but not accurate? Explain. My weight is 3.23945866 lbs. However, my doctor says it is more like 220 lbs. Which is more precise, and which is more accurate?

Chemistry

Three people weigh on a standard mass of 2.00 g on the same balance. Each person obtains a reading of 7.32 for the mass of the standard. These results imply that the balance that was used is ___________. a) neither accurate nor precise b) accurate c) precise d) accurate and ...

Science/Math

7. A student measures the mass of a paper clip. The student’s data table is shown below. The accepted value for the paper clip’s mass is 1.14 g. Trial # Mass 1 2.45 g 2 2.40 g 3 2.42 g Which of the following best describes the student’s measurements? (1 point) • The ...

Science

A student measures the mass of a paper clip. The student’s data table is shown below. The accepted value for the paper clip’s mass is 1.14 g. Trial 1 - 2.45 g Trial 2 - 2.40 g Trial 3 - 2.42 g Which of the following describes the student’s measurements? a. The student’...

Science

A student measures the mass of a paper clip. The student’s data table is shown below. The accepted value for the paper clip’s mass is 1.14 g. Trial 1, 2.45 g Trial 2, 2.40 g Trial 3, 2.42 g Which of the following describes the student’s measurements? a. The student’s ...

science

Which of the following statements the aim of the person who threw darts shown the picture? A The person's aim was both precise and accurate B The person's aim was precise,but it was not accurate. C The person's aim was accurate,but it was not precise. D The person's aim was ...

Physics

HI! :( Im sorry to bother you guys but I need help on only these three questions. I'm not trying to cheat but these three are really confusing. This is the first time I've ever asked for help on the internet haha. Please don't be upset I promise this is the only time. 13. You ...

chemistry assignment

A laboratory instructor gives a sample of amino acids powder to each students,1,2,3and4,and they weigh the samples.The true. value is 8.72g.Their results for three trials are 1:8.72g,8.74g,8.70g 2:8.56g,8.77g,8.83g 3:8.50g,8.48g,8.51g 4:8.41g,8.72g,8.55g.(a)calculate the ...

Science

A student measures a rectangular room to be 20.0 m X 17.16 m. Which of the numbers below represents the room’s area with the correct number of significant figures? a. 340 m^2 b. 343 m^2 c. 343.2 m^2 d. 343.20 m^2 B Which component of the technological system is activated ...

Science- Ms. Sue or DrBob222?

A student measures a rectangular room to be 20.0 m X 17.16 m. Which of the numbers below represents the room’s area with the correct number of significant figures? a. 340 m^2 b. 343 m^2 c. 343.2 m^2 d. 343.20 m^2 B Which component of the technological system is activated ...

science help please?????????????

A student wishes to test the accuracy of the measuring jug she is using in an experiment. The label on the jug claims that it measures volume to an accuracy of plus or minus 5 cm3. The density of water is about 0.999 g cm−3, which means that 100 cm3 of water should have ...

Science need help???

A student wishes to test the accuracy of the measuring jug she is using in an experiment. The label on the jug claims that it measures volume to an accuracy of plus or minus 5 cm3. The density of water is about 0.999 g cm−3, which means that 100 cm3 of water should have ...

STATISTICS HELP

A student wishes to test the accuracy of the measuring jug she is using in an experiment. The label on the jug claims that it measures volume to an accuracy of plus or minus 5 cm3. The density of water is about 0.999 g cm−3, which means that 100 cm3 of water should have ...

Commonwealth connections academy

Question 1. Which of the following statements describes the aim of the person who threw the dart shown in the picture. A. The person's aim was both precise and accurate B. The person's aim was precise, but it was not accurate C. The person's aim was accurate, but it was not ...

Math

0.810g/mL-1.375g/mL-2.046g/mL are these numbers precise or accurate or both?

Geography

What is absolute location? A.a precise measure of where a location falls in terms of longitude and latitude using units such as minutes and seconds B.a precise measure of distance around the equator C.a more precise measure of where a location falls in terms of longitude and ...

Physics

Measurements can be described as accurate and/or precise. Define accuracy and precision and give examples of how those terms could be used to describe a measurement.

Physics

which do you prefer to use, an instrument which is more precise or one which is more accurate? WHY? thanks po! :)

chemistry

Say you made three different mass measurements of a sugar cube. You know the mass is 1.0g. how would you know whether or not the measurements were accurate? Precise?

Math - More Precision and Significant Digits

Please help me with the following problems: 3. Choose the more precise measurement. 6 cm or 2.5 cm I think it is 2.5 cm. Is this correct? 7. Choose the less precise measurement and explain why it is less precise. 2.8 mm or 3.79 mm I think the answer is 3.79 mm. Is this correct...

Physics

Should the wavelengths computed from 2nd order lines be more accurate or more precise than those compute from 1st order lines?

physics

these values were obtained as the mass of a bar of metal: 8.83g 8.84g 8.82g the known mass is 8.83g the values are both accurate and precise- true or false

Statistics

It is known that the amount of time needed to change the oil in a car is normally distributed. A random sample of 100 oil changes yielded a sample mean of 22 minutes and a standard deviation of 5 minutes. Then compared to the interval estimate for the previous question. This ...

Geography and Society

What is absolute location? a. a precise measure of where a location falls in terms of longitude and latitude using units such as minutes and seconds*** b. a precise measure of distance around the equator c. a more precise measure of where a location falls in terms of longitude...

chemistry

the accepted boiling point of ethanol is 78.5C. a student takes the temp of a sample of ethanol which is boiling in a beaker on a hotplate. the student reports the temp as 78.5C. is this measurement precise, accurate, both or neither?

chemistry

The density of sample measurements taken by a tech are: 0.810g/mL, 1.375g/mL, 2.046g/mL. The Actual density is 1.027g/mL. Are these measurements by the tech. precise accurate or neither or both Is the correct answer: Neither??? Thanks,

Chemistry

Is a beaker more precise in determining volume than an Erlenmayer flask??? Probably... More precise would be a graduated cylinder but if that's not an option I'd go with the beaker. See my answer to a similar question below. It all depends upon the size of each and how much ...

Physics

if measurements show precise position for an electron can those measurements show precise momentum aslo? Explain

Astronomy

In fact, more precise calculations suggest that ISON was on a hyperbolic, unbound orbit. How much more precise? Find the minimal speed with which the comet would have had to be moving when observed at perihelion in order to eventually escape the Solar system, in km/s.

chemistry

would this be true, false, or sometimes tru 1)An answear to calculations done with scientific measurements cannot be more precise than the least precise measurement. Calculators cannot improve precision, nor accuracy. Precision is in the measurements. so it's true?

Chemistry (Check)

Is the following sentence true or false? An answear is as precise as the most precise measurement from which it was calculated. My Answear: True Round the following measurements as indicated 1)Round 65.145 meters to 4SF (69.145) 2)Round 100.1 to 1SF (100.2) No. An answer is as...

Quick Help (urgent)

How do you know the information presented on the sites are accurate? healthunit . com teenwire . com sexualityandu . ca sexetc . org I don't know how to do this question. Truth is I "don't" know if the information is accurate. Please help, like give me an example of how I can ...

Math

The traditional method of determining the human age equivalent of a dog is to multiply its age by 7 years. The method we used in this project was to use equations based on scientific data to determine the human age of dogs. In my opinion, the _equations___________method (...

Math

The traditional method of determining the human age equivalent of a dog is to multiply its age by 7 years. The method we used in this project was to use equations based on scientific data to determine the human age of dogs. In my opinion, the ____________method (equations or ...

Science

What process involves the comparison of rock layers with others in a sequence to determine its age? radioactive decay radiometric dating relative dating absolute dating To determine the most accurate and precise age of Earth's oldest rocks, geologists would use relative dating...

Physics Mathematics

do we have to have the same amount of significant numbers in the values we got by convertion? No. Your conversion factors may have some lack of precision. Examples 60sec=1min infinitely precise, a definition. 1.6km= 1mile two sig figures, because the mile to km is a measured ...

statistics

if i have k = 36.86 +/- 4.78 and v = 113 +/- 9.92 both using 95% confidence limits and no true values of k or v given am i right in saying that accuracy cannot be determined and that v is a more precise measurement my question was to comment on what can be said about the ...

statistics

if i have k = 36.86 +/- 4.78 and v = 113 +/- 9.92 both using 95% confidence limits and no true values of k or v given am i right in saying that accuracy cannot be determined and that v is a more precise measurement my question was to comment on what can be said about the ...

maths

if i have k = 36.86 +/- 4.78 and v = 113 +/- 9.92 both using 95% confidence limits and no true values of k or v given am i right in saying that accuracy cannot be determined and that v is a more precise measurement my question was to comment on what can be said about the ...

American Government

The term "public opinion" is frequently used in reference to all of American society. This perspective is? A. accurate, since Americans are one people and indivisible B. less accurate than view of public opinion based on majority, since the political system operates on the ...

statistic math

the local weatherman has been accurate (successful) in his forecast 80% of the time. find probability that he is accurate exactly 3 of the next 5 days. helppp

social studies 8th grade

Can you please help me find an accurate map of The Treaty of Fontainebleau 1762? I am trying to complete a project and want to make sure it is accurate

american government

Public opinion is ordinarily used in reference to whole society.This perspective is: a)accurate,since Americans are one people and indivisible b)less accurate than a view of public opinion based on the majority,since the political system operates on the principle of majority ...

social studies

Forecasts of economists have.....1. overestimated inflation 2. underestimated inflation 3. generally been accurate on inflation 4. been less accurate than forecasts of economic growth 5. been as accurate as those for economic growth

chemistry

do you think that determining the volumes of your metal samples by measuring their dimensions and calculating would be more accurate or less accurate than determinging these volumes by water displacement?

World History A

The earliest societies of Mesopotamia believed their rulers had divine right (1). As these societies grew in size, more complex governments and bureaucracies emerged (2). As a result, ancient Mesopotamia became the birthplace of a secular society that separated church and ...

health

Using the Dietary Guidelines for Americans, 2010 as a reference, evaluate the 3 web-based nutrition sites listed below. Explain why you think the information is accurate or not. Dietary Guidelines for Americans, 2010: Do I need to write about what? How the information found on...

chemistry lab

Was the density you determined accurate, taking into account the total instrument uncertainty? I got 0.778 g/ml the theoretical value is 0.789 g/ml the instrumental uncertainty was 0.2% How do I know if its accurate ?? please help

Chemistry (Check)

Classify each of these statements as always true, sometimes true, or never true 11)sometimes true 12)Never True 11)Scientific notation is used to express large numbers in convenlent form. 12)Siginificant figures include all the digits that can be known accurately plus a last ...

science

The true speed of a moving car on the Earth, if you want to be very precise, would be the speed of the car with respect to the ground Is this true? yeah it is true yeah it is true The true speed of a moving car on the Earth, if you want to be very precise, would be the speed ...

Science

How does accuracy differ from precision? Accuracy is how close a measurement is to a generally accepted value. Precision is how many digits the measurement is. My weight is 160 lbs, generally accepted as true. My to scales recoreded my weight as 164lbs, and as 144.432 lbs. The...

chem (Check)

The Question: Why must a calculated answear generally be rounded? My Answear: A calulated answear cannot be more precise than the least precise measurement from which it was calculated. I think your answer is ok but I think you are leaving out information that should be ...

science

Scientist keep accurate records when they are conducting an investigation. Describe two reasons why it is important that scientists keep clear, thorough, accurate records. Please help me? thank you

Help

Jane claimed that a number is divisible by 4 if each of the last two digits is divisible by 4. Is this claim accurate? If not, how would you suggest that Jane change it to make it accurate?

physics

CRITICAL THINKING: The term ”weight” in physics has the following very specific meaning: “The weight of an object is the name given to a particular force: the gravitational force exerted by the earth on the object, giving it an acceleration of 9.8 m/s2 near the surface ...

physics

CRITICAL THINKING: The term ”weight” in physics has the following very specific meaning: “The weight of an object is the name given to a particular force: the gravitational force exerted by the earth on the object, giving it an acceleration of 9.8 m/s2 near the surface ...

Technology and online learning

2.To verify a website you should look for_________. A.up to date and accurate information B. Blogger and illustrator name C. Professional looking and biased information D. A professional logo and accurate information

economic

In a free market, which of the following is an accurate statement regarding price? A) Prices tend to increase. B) The price of a good or service helps to quantify its value to consumers. C) None of these statements are accurate. D) Sellers offer misleading information to beef ...

vocabulary

This mstake made a differnece of about two inches and a half in the shot - that is to say in the position of the peg nearest the tree;...of course the error, however trivial in the beginning, increased as we proceeded with the line....: Something that is trivial is definitely ...

science help

Two scientists did the same experiment but arrived at different results. The scientists most likely did not have accurate data and information misunderstand each other's interpretations belong to different backgrounds did not have instruments to take accurate measurements

science help

Two scientists did the same experiment but arrived at different results. The scientists most likely did not have accurate data and information misunderstand each other's interpretations belong to different backgrounds did not have instruments to take accurate measurements

science help

Two scientists did the same experiment but arrived at different results. The scientists most likely did not have accurate data and information misunderstand each other's interpretations belong to different backgrounds did not have instruments to take accurate measurements

science help

Two scientists did the same experiment but arrived at different results. The scientists most likely did not have accurate data and information misunderstand each other's interpretations belong to different backgrounds did not have instruments to take accurate measurements IS IT A

Geometry

What are the precise measurements of angles 56 and 75?

science help PLS

Two scientists did the same experiment but arrived at different results. The scientists most likely did not have accurate data and information misunderstand each other's interpretations belong to different backgrounds did not have instruments to take accurate measurements is ...

Math

Explain why are precise measurements important?

Analytical CHM

Rank the following items in order of accuracy when they are used for their intended purpose: Volumetric pipet, beaker, Erlenmeyer flask, MOHR pipet, graduated cylinder, volumetric flask, buret. Explain your asnwer below Most accurate 1. 2. 3. 4. 5. 6. Least accurate 7. Rationale:

Psychology

Like the popular belief that older adults do poorer in schools than their younger counterparts, the midlife crisis___________________. 1.is more accurate when describing an older population. 2.is more accurate when describing adolescents. 3.occurs more often among men. 4.is ...

geometry

Rewrite the biconditional as a conditional statement and its converse and then determine if the biconditional is an accurate definition: Two angles are supplementary if and only if they form a linear pair conditional:_____________________________ converse:...

geometry honors

precise name of quadrilateral with vertices A(-2,4) B(2,6) C(6,4) D(2,-3)

geometry honors

precise name of quadrilateral with vertices A(-2,4) B(2,6) C(6,4) D(2,-3)

Chemistry

What are two reasons for precise but inaccurate measurements?

science help pls pls

One group of scientists has proposed a new theory on Adaptation. A majority of scientists worldwide agree with the theory. The theory is most likely biased. incomplete. accurate. unchangeable. is it accurate pls help me

psychology

Regarding eyewitness testimony, which of the following statements is TRUE? A. Most victims do not have an adequate weapon focus B. Victims certain of their testimony are usually more accurate C. Eyewitness testimony is generally very accurate D. Perception rarely provides an ...

science

what is the name for precise information provided by numerical data

4th grade

how could you make a measurement like 3m 4 cm more precise?

chemistry

Every measurement has a measurement uncertainty. Discuss how precise and accurate measurement can be achieved in spite of the inherent measurement uncertainty. You could use either of the two options given below. • Take a ruler and measure the height of the textbook three ...

9th grade math

what is the most precise name for the quadrilateral with the given vertices of A(1,4), B(3,5), C(6,1), D(4,0)???

Physics/Math

A can of sardines is made to move along an x axis from x1 = 0.2 m to x2 = 1.2 m by a force given by F = iF0exp(-0.4x), with x in meters and F0 = 4.5 N. (Here exp is the exponential function.) How much work is done on the can by the force? For Further Reading * Physics/Math - ...

Physics lab

During a lab, we dropped a ball from the second story of our school and found out the distance, ave. time, ave. velocity, final velocity and the acceleration. One of the questions is: If we could redo this experiment from a 300 ft radio tower instead of from the second story ...

Science

Where can I find a free online dictionary that gives me precise scientific definitions ONLY?

Hamlet

Why did Shakespeare choose the precise statements for Laertes to revenge the murderer of his father in Act IV?

chemistry

Why the addition of NH3 should be precise in spectrophotometer reading? What if it gives darker color?

English

Gansberg is very precise in this article, especially in his references to time, address, and ages.Why?

Physics

A pendulum clock can be approximated as a simple pendulum of length 1.03 m and keeps accurate time at a location where g = 9.82 m/s2. In a location where g = 9.77 m/s2, what must be the new length of the pendulum, such that the clock continues to keep accurate time (that is, ...

american history

Which of the following statements about the Southern planter's world is most accurate? A. Most great planters of the Old South were self-made men. B. The stereotype of the "southern belle" is fairly accurate. C. The wives and daughter of plantation owners lived lives of ...

Chemistry

I am doing a experiment with ice and i have to discuss the accuracy and precise of an uncertainy measure. How to express that answer.

math

Jenny has a problem where she has to measure an angle that is drawn on the paper. She is going to use this protractor to do so. How precise can she be?

Geometry

What is the most precise classification of the quadrilateral formed by connecting the midpoints of the sides of the isosceles trapezoid?

history

Which of the following statements about the Southern planter's world is most accurate? A. The stereotype of the "southern belle" is fairly accurate. B. Most great planters of the Old South were self-made men. C. The wives and daughter of plantation owners lived lives of ...

VESPR theory

Is a bent tetraheydral the only shape that doesn't have a precise angle (as in it's less than 109.5 degrees)?

geometry

What is the most precise name for quadrilateral ABCD with vertices A(–3, 2), B(–1, 4), C(4, 4), and D(2, 2)? 1. parallelogram 2. rhombus 3. quadrilateral 4. rectangle

Statistics

Below Find a sequence of probabilites generated using excel.What is this mystery poisson functions M? Be precise, down to one decimal and show work.

algebra

write in simplest form 1/10 / 1/4 they way you typed the problem illustrates well why it is so important to use brackets to show the precise order of operation. I will assume you meant (1/10) ÷ (1/4), if so then it would be (1/10)(4/1) =2/5

Chemisry

What is the minimum amount of 5.2M H2SO4 necessary to produce 22.8g of H2 (g) according to the following reaction? 2Al(s)+3H2SO4(aq)→Al2(SO4)3(aq)+3H2(g) (Please be precise and clear)

Music

Do conductors always need to conduct precise rhythmic patterns to keep musicians together? I do not think so. Is this correct. :) No, not always.

euro history

"Use evidence from each document to explain which is more accurate and why?" >there are two articles about the French Revolution, describing the Storming of the Bastille. Both are on alphahistory if you want to see them. One is for a Paris newspaper written by a Frenchman, ...

geometry CA

Graph quadrilateral ABCD. Then determine the most precise name for each quadrilateral. 1. A (0, 5), B (–5, 0), C (0, –5), D (5, 0) (1 point) square kite rectangle 2. A (–4, 4), B (3, 4), C (5, 0), D (–2, 0) (1 point) square trapezoid parallelogram 3. A (6, 10), B (9, 8...

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