IC82 STATISTICS - 09
| Q1.Kurtosis is known as the _______. |
| a) First Moment about the Mean |
| b) Second Moment about the Mean |
| c) Third Moment about the Mean |
| d) Fourth Moment about the Mean |
| Q2. Which curve is defined as the probability that the rule will lead a decision-maker to reject Null Hypothesis(H_0) when in fact, the Alternate Hypothesis (H_1) is true? |
| a) Operating Characteristic Curve |
| b) Type-II Error |
| c) Error Characteristic Curve |
| d) Power curve |
| Q3.When a random process is conceived as a sequence of trials conducted in such a manner that a particular outcome of any given trial is the result of unknown or un-assignable causes, it results as a chance occurrence. It is known as _____. |
| a) Classical probability |
| b) Objective Probability |
| c) Theoretical probability |
| d) None of these |
| Q4.Which of the following is the Probability Sampling Method? |
| a) Judgement Sampling |
| b) Convenience Sampling |
| c) Simple Random Sampling |
| d) Quota Sampling |
| Q5.The flat-topped curve is known as _____. |
| a) Meso-Kurtik |
| b) Lepto-Kurtik |
| c) Platy-Kurtik |
| d) None of these |
| Q6.In many decision problems, the possible states of nature are expressed in terms of the possible values of a population parameter and when this is the case, the state space is referred to as the ___. |
| a) State-space |
| b) Action space |
| c) Parameter space |
| d) None of these |
| Q7.Which method and the normal equations are equally applicable for determining the trend line? |
| a) Method of semi-averages |
| b) Free-Hand Drawing |
| c) Method of Least Squares |
| d) Seasonal variations |
| Q8.The critical value divides the action space into |
| a) Acceptance region |
| b) Rejection region |
| c) Both a and b |
| d) None of these |
| Q9.For the purpose of the study of the profile of agents, 8 agents are selected out of which 4 are members of the distinguished club, and 4 are general. How many sample sets can be listed? n^P_n: |
| a) 60 |
| b) 70 |
| c) 80 |
| d) 90 |
| Q10.The preconceived idea about the value of a population parameter is called a ___. |
| a) Sampling |
| b) Probability |
| c) Action space |
| d) Hypothesis |