# Mba students probability pfinance pmarketing

• 9
• 80% (5) 4 out of 5 people found this document helpful

This preview shows page 5 - 9 out of 9 pages.

MBA StudentsProbabilityP(Finance)P(Marketing)Finance670.37Marketing450.25Operations and Supply Chain51Information Systems18Total181P(finance or marketing)Use Formula hereTo find the answer, you will need to apply0.62P(A or B) = P(A) + P(B)Answer the second part whether these events are mutually exclusive [i.e. think and decide if both They are mutually exclusive because we do not know if they have
y the Specific Addition Rule; which is Only valid when the events are mutually exclusive.
Census Education DataTotal Persons29,620,29258,207,31829,620,29212,915,82528,242,604Age25-344,683,12612,553,9267,792,0923,423,7988,382,40235-445,335,44015,117,0808,136,5464,134,9668,136,54645-544,427,54010,932,6186,062,3242,894,9305,960,15055-644,562,2758,301,1153,338,2501,157,2602,893,15065-745,165,2976,505,7722,466,474768,5391,787,30075 and older5,399,4204,717,3881,847,170454,6881,150,929GenderMale14,168,67226,607,44814,086,2965,683,94414,086,296Female15,361,78531,621,92015,541,4557,186,80014,193,930RaceWhite23,647,71449,181,44224,953,41611,171,00624,373,104Black4,650,2406,975,3603,700,8161,201,3121,995,728Other1,279,7401,977,7801,047,060550,6761,915,732Marital StatusNever Married4,120,3207,777,1044,789,8721,828,3925,124,648Married, spouse present15,516,16036,382,72018,084,3528,346,62419,154,432Married, spouse absent1,847,8802,368,0241,184,012465,392670,712Separated1,188,0901,667,010842,715336,165405,240Widowed5,145,6834,670,4881,765,010556,657977,544Divorced2,968,6807,003,0403,806,0001,674,6402,340,690Civilian Labor ForceEmployed11,668,75536,228,70620,448,1049,890,65922,115,069Unemployed1,057,3101,783,636809,072317,193455,103Not in Labor Force16,858,24420,040,0988,205,8342,623,6345,582,200Not a High School GradHigh SchoolGraduateSome CollegeNo DegreeAssociate'sDegreeBachelor'sDegree
PROBABILITIES13,604,669172,211,000a) 0.104895 0.325674 0.183816 0.088911 "=B26/\$H\$26"2,439,9483,556,9603,848,554b) A: has at least Associate's Degree2,047,460B: is at least a high school graduate1,179,618625,196P(A) =0.318 "=SUM(E3:G3)/H3"7,743,344P(B) =0.828 "=SUM(C3:G3)/H3"5,929,110They are not mutually exclusive, since B includes A.11,751,318852,544P(A or B) = P(B) =0.828 "=K12"992,768 2,137,4169,523,712301,136165,780475,1951,217,92010,890,838111,242,131Total of all Employed all educationSum row 26170,0892,511,990171,656,534Total of all employment levels and all educationSum rows 26, AdvancedDegreeGet TOTAL of row 3, then row 26, using SUM functionNot a High School GradHigh SchoolGraduateSome CollegeNo DegreeAssociate'sDegree