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...careful of drawing conclusions – 15 rolls of a dice actually make up a small sample size, unless the loading of the die is very strong. Try again: roll the two dice another 15 times. How do the extra rolls change the histograms? Answer They should make the heights of the bars for a fair die more equal in height and the heights of the bars for a loaded die more unequal....

...caring approach to all persons at all levels connected with the problem or system(s) involved.’ Paul Warren: ‘Systems thinking is important for me because it provides a formal recognised framework to explain organisational events, and other happenings, which hitherto had to be explained by vague notions of “common sense”.’ Sarah Smith: ‘Systems thinking is...

...careful about making price comparisons then you might pay considerably more than 300p (£3). However, you are most likely to find a shop with the coffee priced between about 270p and 300p. Although there is no one price for this coffee, it seems reasonable to say that the overall location of the price is a bit less than 300p. The median of the batch is a useful measure of...

...care to preserve the order of the matrices. So the solution is matrix row 1column 1 12 row 2column 1 two minus minus one times matrix row 1column 1 10 row 2column 1 zero minus minus one times matrix row 1column 1 12 row 2column 1 two minus minus one equals matrix row 1column 1 12 row 2column 1 two minus minus one times matrix row 1column 1 multiplication multiplication...

...careful when you go out and find your own rocks to identify later in the course...Week 1: Building stone: 1.3 Rock textures - Due to how the three sorts of rock are formed, they appear quite different when you look at them closely. All rocks are formed of smaller parts, called ‘grains’. [Described image] Figure 1.4 From left to right, igneous, metamorphic and...