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Essay Available:
5 pages/≈1375 words
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Mathematics & Economics
Statistics Project
English (U.S.)
MS Word
Total cost:
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Conf Int/Hypo Test: The Bank And Trust Company (Statistics Project Sample)


Follow all question and answer questions, thanks.


Project #2 (Conf Int/Hypo Test)

Your Name

Your Institution of Affiliation

This project again utilizes the data set for the Bank and Trust Company (B&T); the random sample of 222 employees and data recorded for several variables:
( Annual salary earned by the employee;
( The age of the employee;
( The years of experience in the banking industry held by the employee prior to joining B&T;
( The education level of the employee;
( The extent to which the employee uses a computer;
( The grade classification within B&T held by the employee;
( The years of experience at B&T;
( The gender of the employee;
( The citizenship of the employee; and
( A location adjustor for salary using a 1-5 scale.
Assume that you still work for Ms. Deanna V. Ashun (aka “Dee”) and that the lawsuit alleging gender bias has been resolved in favor of B&T. But more work remains, and Ms. Ashun has asked you to complete several tabulations and calculations, excluding the CEO from all calculations.

Note: Assume normality!!!
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
#1: (a) What is the point estimate for the average annual salary paid to B&T
employees in each of the six grades?
Please round your answers to the nearest whole dollar.
(12 points)
Point estimate Mean $70671

(b) For the Vice Presidents (GRADE 6) only, find the 95% Confidence Interval
for the average annual salary.
(2 points)

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