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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 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 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 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 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 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 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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