Among the nominees for the post of a lecturer, the probability of B.Tech., M.Tech., and Ph. D qualified individuals are 1/4, 1/8 and 1/15 respectively. What is the probability of appointing a person as a lecturer who is a qualified B.Tech., M.Tech. and Ph. D?  Ops:   A. 0.022    B. 0.0021    C. 0.0081    D. 0.44

At a large consulting firm, staff consultants are classified as "experienced" after successful completion of their first programming assignment. Of the staff consultants, 50% are currently classified as "experienced" and 40% currently work in the manufacturing division, Of the staff consultants in the manufacturing division, 45% are classified as experienced. One stall consultant from this firm is selected at random. What is the probability that the selected staff consaltant is neither experienced nor in the manufacturing division? (A) 0.10 (B) 0:18 (С) 0.20 (D) 0.28 (E) 0.30

Due to the sharp increase in the pressure of the domestic job market in China, the probability of finding a job with a bachelor's degree is now 0.4. If 20 people are known to have jobs, what is the probability that 8 of them have a bachelor's degree? (The result is accurate to 4 decimal places)

Question 2In a group of students 25% are enrolled in physics, 23% in sociology, 17% in chemistry, 14% in political science, 12% in anthropology, and 9% in math. You are going to select an individual from the group of students. The probability of event A is equivalent to the probability that you select someone who studies social science (sociology, political science and anthropology) or physics. What is the probability of the event A’s complement?1 point0.510.260.490.74

A sample of employees of Worldwide Enterprises is to be surveyed about a new health care plan. The employees are classified as follows: Classification Event Number of Employees Supervisors A 120 Maintenance B 50 Production C 1,460 Management D 302 Secretarial E 68 (a) What is the probability that the first person selected is: (i) either in maintenance or a secretary? (ii) not in management?

In a certain liberal arts college with about 10,000 students, 40% are males. If two students from this college are selected at random, what is the probability that they are both males? 0 0.16 0.80 0.64 0.25