Maurice Tutor

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Teaching Since: May 2017
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    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

Experience

  • Professor
    Phoniex University
    Oct-2001 - Nov-2016

Category > Computer Science Posted 18 Sep 2017 My Price 7.00

Hopewell Electronics

Survey

At Hopewell Electronics, all 140 employees were asked about their political affiliations. The employees were grouped by type of work, as executives or production workers. The results with row and column totals are shown in Table 4-2.

TABLE 4-2 Employee Type and Political Affiliation

Political Affiliation

Employee Type

Democrat (D)

Republican (R)

Independent (I)

Row Total

Executive (E )

5

34

9

48

Production

63

21

8

92

worker (PW)

 

 

 

 

Column

Total

68

55

17

140 Grand Total

Suppose an employee is selected at random from the 140 Hopewell employees. Let us use the following notation to represent different events of choosing: E =executive; PW =production worker; D =Democrat; R=Republican; I =Independent.

(a) Compute P(D) and P(E).

(b) Compute P(D | E).

(c) Are the events D and E independent?

(d) Compute P(D and E)

Answers

Maurice Tutor
(5)
Status NEW Posted 18 Sep 2017 08:09 PM My Price 7.00

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