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प्रश्न
What is population?
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उत्तर १
The group of individuals considered under study is called the population.
The word population here refers not only to people but to all items that have been chosen for the study.
उत्तर २
A population is defined as a group of organisms of the same species living in a geographically localized area in a specific time span and capable of interbreeding among themselves to produce fertile offspring.
In simple terms, the population of a country or of any area is the total number of people who live in it.
संबंधित प्रश्न
Which of the following errors is more serious and why?
Suppose there are 10 students in your class. You want to select three out of them. How many samples are possible?
What is sample?
What is sampling distribution of a statistic?
Explain in detail about sampling error
Choose the correct alternative:
A ______ may be finite or infinite according as the number of observations or items in it is finite or infinite
Choose the correct alternative:
A ______ of statistical individuals in a population is called a sample
Choose the correct alternative:
In ______ the heterogeneous groups are divided into homogeneous groups
Explain the types of sampling
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
