statistical analysis 2 1

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The discussion requires a minimum of 300 words, 3 scholarly sources, including the textbook. Make sure that you use APA style with your references. Under no circumstances use any direct quotes. Any directly quoted or copied material will result in a zero for the assignment. Let’s be sure to write it in own work 100% and give appropriately when using someone’s else work.

Reference for textbook attached:

Mirabella, J. (2011). Introduction to Statistics. Nashville, TN: Savant Learning Systems.

1 Define Probability using various sources. Present a scenario where you might collect data and use probability within your current work setting.

1,500 word count and there is a total of 3 questions each (not including in-text citation and references as the word count), a minimum of 4 scholarly sources are required in APA format. For the 4 scholarly sources, one from the textbook that’s posted below and the other two from an outside source . Let’s be sure to write it in own work 100% and give appropriately when using someone’s else work. Under no circumstances use any direct quotes. Any directly quoted or copied material will result in a zero for the assignment.

Reference for textbook attached:

Mirabella, J. (2011). Introduction to Statistics. Nashville, TN: Savant Learning Systems.

Use the Student_Data which consists of 200 MBA students at Whatsamattu U. It includes variables regarding their age, gender, major, GPA, Bachelors GPA, course load, English speaking status, family, and weekly hours spent studying.

1 Create a pivot table of Gender and Major. Then complete the Joint Probability table so you can answer the following:

a) What is the probability of randomly choosing a Female?
b) What is the probability of randomly choosing a Male AND Finance major?
c) What is the probability of randomly choosing a Female OR Leadership major?
d) Given that the student you selected is a Male, what is the probability he has no major?
e) Given that the student you selected has no major, what is the probability the student is male?

2 Let’s assume that the Student_Data.xls file was the entire population. We know the mean and standard deviation of student ages to be 42.3 and 8.9, respectively. Using the Normal_ Probability.xls file, compute the percentage of students that are older than 50, younger than 40, between 41 and 46, and oldest 10% are at what age? Then compare to the truth as found in the actual file.

 
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