The data in the table below pertains to employees of a large oil refining firm in Durban. Age Diploma BCom MBA Total Under 30 32 20 12 64 Between 30 and 40 48 40 13 101 Over 40 20 10 5 35 Total 100 70 30 200 If an employee is selected at random from this population, calculate the probability that the employee: is over 40 holds an MBA holds a diploma and between 30-40 years of age. is under 30, given that he/she has a diploma. holds a BCom degree or is over 40 years.
The data in the table below pertains to employees of a large oil refining firm in Durban.
Age Diploma BCom MBA Total
Under 30 32 20 12 64
Between 30 and 40 48 40 13 101
Over 40 20 10 5 35
Total 100 70 30 200
If an employee is selected at random from this population, calculate the probability that the employee:
is over 40
holds an MBA
holds a diploma and between 30-40 years of age.
is under 30, given that he/she has a diploma.
holds a BCom degree or is over 40 years.
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