Calculating range & variance,Histogram,binomial distribution
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45, 52, 71, 72, 59, 60, 63, 64, 64, 72
72, 64, 65, 69, 69, 70, 70, 72, 72, 72
73, 74, 65, 68, 75, 76, 78, 78, 79, 79
80, 84, 84, 86, 87, 89, 48, 50, 89, 68
69, 90, 94, 95, 54, 55, 58, 59, 95, 100
1. Calculate the range and variance of the data
2. Create a histogram of the data.
3. Based on your answers to the questions 1 & 2 on this quiz, explain whether you think the data is normally distributed or not.
4. Find the probability of guessing no more than 10 questions correctly on a 20-question multiple choice test. Each question has 4 choices. (Hint: binomial distribution).
Remember that your choice of technology (or whether you use technology at all) is up to you. Having said that, though, you must present me with a reasonable amount of work or at least explanations of what you did on the technology. Do not simply write answers.
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Solution Summary
The solution assists with calculating the range and variance, creating a Histogram, binomial distribution.
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