Business Statistics

A. zero and infinity

B. minus infinity and plus infinity

C. zero and one

D. -1 and +1

A. It is possible for neither hypothesis to be true

B. It is possible for both hypothesis to be true

C. Both hypothesis should be true

D. Exactly one hypothesis will be true

A. Closed decision making system

B. Planning system

C. Coordination system

D. Directing system

A. A binomial distribution involves infinite number of trials

B. The mean and the variance of a poisson distribution are equal

C. The standard normal distribution has μ = 0 and $$\partial $$ = 1

D. The standard deviation of an exponential distribution is equal to its mean

A. Process centre

B. Sources of documents

C. Documents in the system

D. All of the above

A. A system is defined and determined by its boundaries and objectives

B. If a system is functioning in isolation from the environment, then the system does not have any exchange with the environment nor is it influenced by the environmental changes

C. The information system is a combination of a person, the hardware and the software

D. All of the above

A. to test the discrepancies between observed and expected frequencies

B. to test the goodness of fit

C. in case of large sample, where sample size is greater than 30

D. to determine association between two or more attributes

A. Value of 't'

B. Value of Z and B

C. Value of p and q

D. Value of X and Y

A. Business risks

B. Policy constraints

C. Management philosophy

D. All of the above

A. $$\frac{1}{9}$$

B. $$\frac{1}{{13}}$$

C. $$\frac{1}{{14}}$$

D. $$\frac{1}{{12}}$$