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Question
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
Options
Harper
Fisher
Karl Pearson
Dr. Yates
Solution
Harper
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RELATED QUESTIONS
There is a certain bias involved in the non-random selection of samples.
In a village of 200 farms, a study was conducted to find the cropping pattern. Out of the 50 farms surveyed, 50% grew only wheat. What is the population and the sample size?
Give two examples each of sample, population and variable.
Does the lottery method always give you a random sample? Explain.
Do samples provide better results than surveys? Give reasons for your answer.
What is statistic?
State any three merits of stratified random sampling
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
In a sample of 400 population from a village 230 are found to be eaters of vegetarian items and the rest non-vegetarian items. Compute the standard error assuming that both vegetarian and non-vegetarian foods are equally popular in that village?
Choose the correct alternative:
A ______ may be finite or infinite according as the number of observations or items in it is finite or infinite
