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प्रश्न
What is statistic?
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उत्तर
Statistic: Any statistical measure computed from sample is known as statistic.
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संबंधित प्रश्न
There is a certain bias involved in the non-random selection of samples.
Non-sampling errors can be minimized by taking large samples.
Which of the following methods give better results and why?
Suppose there are 10 students in your class. You want to select three out of them. How many samples are possible?
Does the lottery method always give you a random sample? Explain.
What is sample?
State any two merits of simple 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
Choose the correct alternative:
Any statistical measure computed from sample data is known as ______
A sample of 100 students is drawn from a school. The mean weight and variance of the sample are 67.45 kg and 9 kg. respectively. Find (a) 95% (b) 99% confidence intervals for estimating the mean weight of the students
