6 Answered Questions for the topic Satistics

12/07/20

For every quantitative attribute, compute exactly what percentage of instances are within 1, 2 and 3 standard deviations of the mean. Don not use Chebychev’s Theorem of the Empirical Rule.
This answer has to be in python codes that is used in the jupyter notebook to execute and find the answer.example if the question is : Column : ‘Attribute’and Attribute = (... more
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Satistics

02/12/19

probability help

According to Masterfoods, the company that manufactures M&M’s, 12% of peanut M&M’s are brown, 15% are yellow, 12% are red, 23% are blue, 23% are orange and 15% are green. [Round your... more
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Satistics

09/03/15

word problem
You are a purchasing agent, and from one source you always buy 1000 items, namely 10 widgets and 990 doodads. In the past widgets and doodads always cost $1 each, so you paid $1000. Now the price... more
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Satistics

09/03/15

word problem
The men in your class had an average score of 60% on the last test, and the women had an average of 80%. Is the class average necessarily 70%? Explain
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Satistics

09/03/15

word problem
There are 52 students in your class. The top 26 students averaged 90% on the last test, and the bottom 26 averaged 70%. Is the class average 80%? Explain.  
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Satistics

09/03/15

word problem
The sales tax in your friend’s state just went from 5% to 6%. Your friend says that’s not bad—it’s only a 1 percent increase. In what way is your friend correct? In what way is your friend incorrect?
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