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Investigation Into Students' Ability to Estimate We have been given a task to work with the statistical side of maths. We were told that a random sample of one hundred and fifty people were asked to estimate the degree of an angle which looked like this: [IMAGE] Also each person was asked to estimate the length of a line which looked something like this: [IMAGE] From this we were asked to think about what sort of conclusions we could give for the analysed results. I thought about

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Satisfactory EssaysInvestigating People's Abilities to Estimate Introduction All pupils in Yr7 and Yr10 were asked to guess the length of a line and the size of an angle. I will be looking and investigating the results between the in yr 7 and the results from yr 10. Hypothesis Â· Age ~ The group of Yr10Â’s may measure the line and angle more accurately because they have been in education for longer and have more practice. Â· Gender ~ The girls may measure the line more accurately because its proven

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Satisfactory EssaysPeople Estimate Mathematics Coursework My task is to write a hypothesis and to test how well people estimate and to design and carry out an investigation to test my hypothesis. My hypothesis is that people will estimate the length of the line better than the size of the angle because lines are used more commonly than angles are. My hypothesis is also that neither the boys nor the girls will estimate better than one another. I also predict that people in higher sets will estimate the angles

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Satisfactory EssaysThe Ability of School Pupils to Determine Length vs. the Size of an Angle My first hypothesis is that school pupils can estimate the length of a line, in millimeters, better than the size of an angle, in degrees. Plan for collecting data To see if my hypothesis is true I am going to have to support it with data. The first aspect I had to consider was whether to collect primary or secondary data. I decided to collect them both, as then I will have a variety of data to compare. Then mainly

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Satisfactory Essaysits priorities. The project manager’s estimate for the cost of the project is $1,250,000 over senior managements estimate. This is a huge discrepancy and the cost and time estimates done by the project manager seem to be fairly reasonable. Justification for the problem: It seems to be clear that senior management has an estimate that is probably unrealistic when compared to the project managers estimate that is $1,250,000 over the senior manager’s estimate. Based the large discrepancies of cost

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Good Essaysmeasurement to be squared was not difficult as it was the radius of the circle. There was another aspect of the circle though that has led one of the greatest mathematical voyages ever launched, the search of Pi. One of the first ever documented estimates for the area of a circle was found in Egypt on a paper known as the Rhind Papyrus around the time of 1650 BCE. The paper itself was a copy of an older “book” written between 2000 and 1800 BCE and some of the information contained in that writing

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Better EssaysYour employer has confirmed that you injured your leg in the course of you employment. We have, therefore, sent a report (including our medical findings, our diagnosis, and our estimate of the length of time for your disability) to Worker’s Compensation Board. As we discussed, you are entitled to Worker’s Compensation regardless of whether or not the injury was caused by your own negligence. You are guaranteed adequate medical care for your injury and financial support to compensate for the loss

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Satisfactory EssaysMethod The first method I will use to find the area is the counting squares method. For this method I will draw the graph on cm paper and estimate the amount of squares that the area under the curve takes up. To do this I will first count all the whole squares, and then count all the half squares and divide that number by two to give a rough estimate of the area under the curve. Altogether I counted 10 whole squares and 14 half squares. When the half squares were divided by 2, the total

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Satisfactory Essayswere drawn on a piece of paper. We had to collect data, analyse it and then draw up a conclusion. The method- I drew a line on a blank piece of paper and on another blank sheet I drew an angle. I then asked 15 girls and 15 boys from y10 to estimate the line and angle. I didn't know the sizes at this point so that there was no way I could give people any clues. When I collected my data it was randomly stratified. This was because I asked any body in my year that I came across I didn't choose

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Satisfactory Essaysthroughout the concert. There were also several instances of crescendo and decrescendo, which served to build up tension or slow the piece down, respectively. The next element I discovered was the pitch of the music. Relatively speaking, I would estimate that the majority of the pieces were on the high side of the pitch, and therefore frequency, scale. The range of pitches was moderate, but as stated previously, mostly higher notes were used. The rhythm and...

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Good Essaysbillion (Laws, 2003). In the year 2000, the Census reported 105 million househ0olds in America, meaning advertisers spend an average of $2,190 on one household per year. Advertisers spend this much money because of television. The average child sees an estimate of more than 20,000 commercials every year - that works out to at least 55 commercials per day (Laws, 2003). Children will insist their parents purchase what they see or hear on television. In the 1960's, children had an influence on about $5 billion

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Powerful Essaysall of this cruelty, not a single disease has been cured through vivisection in this century. The overall adult cancer rate has risen in the past 40 years, and a fatal heart attack strikes a person every 45 seconds. The Centers for Disease Control estimate that 70-80% of the common diseases killing Americans are preventable given a responsible diet and lifestyle. Drug testing on animals is inaccurate and does not benefit humans or animals at all. Animals including, but not limited to, dogs, cats, mice

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Satisfactory Essays"Customers for Life" Carl Sewell’s book “Customers for Life” is devoted to teaching the businessperson of today ways in which they can turn one-time buyers into customers for life. He states that every customer has the ability to be worth 332,000 dollars to your business if you can keep them for life. Mr. Sewell is the number selling luxury automobile dealer in the country. He started from the bottom and manipulated his automobile business into a 250,000,000-dollar business. In his book he explains

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Better Essaysmight and not even know about it. In 1985, Mary Koss, a professor at Kent State University, surveyed approximately 7,000 students on thirty-two campuses on behalf of Ms. magazine and found that one in eight women were the victims of rape. Experts estimate that as many as 90 percent of all rapes are never reported. But When you hear the word "rape," what do you think of? If you imagine a stranger jumping out of the bushes on a dark night and attacking someone, you are only partly right--because most

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Satisfactory EssaysLiving Together Before Marriage As the rate of divorce soars and as increasing numbers of marriages disintegrate, living together has become the popular alternative to many people in north America. Expersts estimate that "roughly 2.2 million people are currently sharing bed and board in a live-in arrangement, this is approximately 1% of the total population."("Family." Comptoms Encyclopedia. 1992 ed.) Living together, more formally known as non marital cohabitation, is an emerging lifestyle

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Better Essaysto increase our knowledge about chemical elements. It excites atoms which then emit light; this light can be split by a prism which will show the 'emission spectrum'. It is used widely to find the composition of a sample, such as blood, or to estimate the content of a substance. By placing the sampl... ... middle of paper ... ...ynthesising 'artificial' elements; this is achieved using the UNILAC accelerator. This involves firing beams of metal ions into a rotating metal target with greater

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Good EssaysClass Notes: Data Structures and Algorithms Summer-C Semester 1999 - M WRF 2nd Period CSE/E119, Section 7344 Homework #2 -- Due Fri 28 May 1999 : 09.30am * Question 1. Assume that an n-element array (vector) a contains distinct integers arranged in no particular order. Write an algorithm to find the value and location of (a) the mean of a and (b) the value v in a closest to the mean. Note: If v equals the mean, then v is the value closest to the mean. Example. If a = (1,2,3,5,4,6,7,9),

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Satisfactory Essayspolicy offers Germany favorable opportunities but is soon alienated by the regime's racial ideology. Yet Stauffenberg only assumes an active role in opposing the regime once he realizes the consequences of German policy in eastern Europe and can estimate the full extent of the damage that Hitler's war has brought upon Germany and Europe. Under the influence of Henning von Tresckow, General Friedrich Olbricht, and First Lieutenant Fritz-Dietlof Graf von der Schulenburg of the army reserve, Stauffenberg

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Satisfactory Essaysplanets in our solar system. Every planet has a different mass and density. That means that planets create varied gravitational pulls on each other. By testing the effects of the Earth’s orbit on that of the other planets it becomes possible to estimate an overall density for the planet. Knowing the density of the Earth is extremely important to understanding it’s interior structure. Returning to ... ... middle of paper ... ...it’s basic structure. Along with the new evidence of the Earth’s

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Powerful EssaysCosts Estimation Generally Accepted Accounting Practice The main purpose of searching for a new method to estimate cost if due to the erroneous practices of accounting. There is a wide recognition of this problem but most companies still have not gone to a different approach. The GAAP principles do not provide the kind of cost detail and information focus required in today’s capital intensive, automated, and complex manufacturing and distribution. It generates an erroneous and inverse relationship

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