1.Which of the following is not a method for describing a sample space?
a.
b.
c.
d.
1 point
2. A club of 4 is to be selected from a group of 12 people. How many possible clubs can be selected?
a.
b.
c.
d.
1 point
3. Eight individuals are candidates for positions of president, vice president, and treasurer of an organization. How many possibilities of selections exist?
a.
b.
c.
d.
1 point
4. A college plans to interview 8 students for possible offers of graduate assistantships. The college has three assistantships available. How many groups of three can the college select?
a.
b.
c.
d.
1 point
5.company plans to interview 10 recent graduates for possible employment. The company has three positions open. How many groups of three can the company select?
a.
b.
c.
d.
1 point
6. Individual outcome of an experiment is called?
a.
b.
c.
d.
1 point
7 Two events having nonzero probabilities
a.
b.
c.
d.
1 point
8. On an average 5 % items supplied by manufacturer X are defectives. If a batch of 10 items is inspected: what is the probability that 2 items are defective
a.
b.
c.
d.
1 point
9. A question paper contains 90 multiple choice questions. There are 4 alternative answers (A, B, C or D) out of which only one is correct. Mr X answers these questions randomly (i.e. without preparation). What is the probability that X gets a score of at least 10 marks?
a.
b.
c.
d.
1 point
10.State true or False: Statement: A distribution can either be discrete or continuous, it can’t be both at the same time.
a.
b.