English

Discuss how you would use the lottery method to select 3 students out of 10 in your class?

Advertisements
Advertisements

Question

Discuss how you would use the lottery method to select 3 students out of 10 in your class?

Short/Brief Note
Advertisements

Solution

The following method can be used while selecting 3 students out of 10 of the class.

(i) Make ten paper slips of equal size.

(ii) Write the name of each student on each slip.

(iii) Make sure that no two slips contain the same names.

(iv) Now, put all the slips in a box and mix them well.

(v) Draw three slips at random without replacement (i.e. one by one).

(vi) The names of the three students that are written on the three slips drawn are considered as selected.

shaalaa.com
Concepts of Sampling
  Is there an error in this question or solution?
Chapter 2: Collection of Data - Exercise [Page 21]

APPEARS IN

NCERT Statistics for Economics [English] Class 11
Chapter 2 Collection of Data
Exercise | Q 11. | Page 21

RELATED QUESTIONS

Which of the following methods give better results and why?


Explain the procedure of selecting a random sample of 3 students out of 10 in your class, by using random number tables.


What is statistic?


What is sampling distribution of a statistic?


What is standard error?


Explain in detail about simple random sampling with a suitable example


Explain in detail about non-sampling error


State any two merits of simple random sampling


State any two demerits of systematic random sampling


State any two merits for systematic 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:

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:

A finite subset of statistical individuals in a population is called ______


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


Choose the correct alternative:

In ______ the heterogeneous groups are divided into homogeneous groups


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


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×