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प्रश्न
What is sample?
उत्तर
A sample is a set of data collected from a statistical population by a defined procedure.
The elements of a sample are called sample size or sample points.
Samples are collected and statistics are calculated from the samples
So that one can make inferences from the sample to the population.
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संबंधित प्रश्न
There is a certain bias involved in the non-random selection of samples.
Give two examples each of sample, population and variable.
Which of the following methods give better results and why?
Define parameter
Explain in detail about systematic random sampling with example
Explain in detail about non-sampling error
Using the following Tippet’s random number table
| 2952 | 6641 | 3992 | 9792 | 7969 | 5911 | 3170 | 5624 |
| 4167 | 9524 | 1545 | 1396 | 7203 | 5356 | 1300 | 2693 |
| 2670 | 7483 | 3408 | 2762 | 3563 | 1089 | 6913 | 7991 |
| 0560 | 5246 | 1112 | 6107 | 6008 | 8125 | 4233 | 8776 |
| 2754 | 9143 | 1405 | 9025 | 7002 | 6111 | 8816 | 6446 |
Draw a sample of 10 three-digit numbers which are even numbers
Choose the correct alternative:
A ______ of statistical individuals in a population is called a sample
Choose the correct alternative:
A random sample is a sample selected in such a way that every item in the population has an equal chance of being included
Write short note on sampling distribution and standard error
