Tuesday, June 14, 2011

Pedagogy X Secondary Text 3

A biological engineer discussed the best method of storing apples. He said that the apples should be stored with the tops below the position of the lid. Then he said this would be possible by stacking them on layers of cardboard. He also said the distance from the top cardboard layer to the lid should be greater than the height of an apple. He also said the number of apples which would fit on a line of the layer would be found using the formula: width of the layer / width of the apple. In this way, he explained the best way of storing apples was by making sure that their tops were below the position of the lid.
Also, a business lawyer said that apples should be examined carefully. He said that apples should be sorted into washed and unwashed groups. He also said that each apple should be tested, one after another. Then he said that both sides of the apple should be tested for clean or earthy skin, and sorted into washed and unwashed groups respectively. He added, the width of regions of earth should be measured to scrub all of the earth off. In this way, he said apples should be sorted according to whether they have earth on their skin or not.
Also, a biologist explained a way of finding a property of a measuring tape. He said that the length of the measuring tape should be read from the end of it with the greater value. He also said that the number should read around the right way so that it is not misread. He tested that the measuring tape’s length was correct by measuring a carpet snake with it, and confirmed that it was two metres long. He read the side of the measuring tape with the unit in metres because measurements in units other than metres could easily be converted to and from metres when he wrote down the measurements in metres. In this way, he explained that a measuring tape’s length was recorded on the end of it with the greater value.
In addition, the business lawyer said a way of deciding whether to buy a product. He said that a product should be bought using the heuristic: desirability = closeness / price. Then he said that closeness was equal to a lower value for products from further away shops, and was equal to a higher value for products from closer shops, and that desirability was proportional to closeness. Also he said that price was equal to a lower value for products with a lower price, and was equal to a higher value for products with a higher price, and that desirability was inversely proportional to price. He gave the examples of the desirability of a mitt = 2 / 4 = 0.5, and the desirability of a sponge = 1 / 4 = 0.25, showing that a lower closeness decreases desirability. He showed that a way of deciding whether to buy a product is by calculating desirability in terms of higher closeness and lower price.
Also, the biomedical engineer said what he would do with different groups of people. He said that he would separate the different types of people. He said that he would do this by measuring each of their widths. In particular, he said that he would measure the width of each their waists. He said the width of a person’s waist was important because it showed how he or she lived his or her life. In this way, he said he would separate different types of people.

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