| A. | Statements (I), (II) and (III) are true |
| B. | Statements (I) and (II) are true |
| C. | Statements (I) and (III) are true |
| D. | Only statement (III) is true |
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Option: C Explanation : Click on Discuss to view users comments. |
From the following statements choose the correct statements :
Statement (I) : A statistic is a characteristic of a population.
Statement (II) : The standard error of mean is the standard deviation of the sampling distribution.
Statement (III) : The standard error of mean decreases in direct proportion to sample size.
| A. | Only (I) and (II) is true |
| B. | Only (II) and {III} are true |
| C. | Only (II) is tme |
| D. | Only (Ill) is true |
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Option: B Explanation : Click on Discuss to view users comments. |
| A. | Mouse, OCR, pen and voice recognition |
| B. | Keyboard, OCR, pen and voice recognition |
| C. | Bar coding, OCR, pen and voice recognition |
| D. | None of the above |
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Option: C Explanation : Click on Discuss to view users comments. |
| A. | Only (a) and (b) |
| B. | Only (a), (b) and (c) |
| C. | Only (a), (c) and (d) |
| D. | (a), (b), (c) and (d) |
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Option: D Explanation : Click on Discuss to view users comments. |
