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Reliability
•Reliability indicates the stability and consistency with which the data collection instrument measures the concept.
•Reliability has to do with the accuracy and precision of a measurement procedure ... Practicality is concerned with a wide range of factors of economy, convenience, and interpretability
Validity
•Validity refers to the extent to which a test measures what we actually wish to measure.
•Validity test of a data collection instrument enables us to ascertain that we have measuring the correct concept and not something else. There are three types: content, criterion and construct validity
johnson mwenjera answered the question on December 13, 2017 at 10:15
- Research problem may be defined as an intellectual challenge or a question of interest which can be answered through collection, analysis and interpretation of data....(Solved)
Research problem may be defined as an intellectual challenge or a question of interest which can be answered through collection, analysis and interpretation of data. Identification of a researchable problem has been a challenge to many researchers as some problems formulated may be not feasible.
Required:
How would a researcher identify credible sources of a research problem?
Date posted: December 13, 2017. Answers (1)
- Write brief notes on different types of data analysis pointing out the significance of each.(Solved)
Write brief notes on different types of data analysis pointing out the significance of each.
Date posted: December 13, 2017. Answers (1)
- Explain the need for literature review in a research work.(Solved)
Explain the need for literature review in a research work.
Date posted: December 13, 2017. Answers (1)
- Define ethics in business research and explain how its principles aid in obtaining quality research report (Solved)
Define ethics in business research and explain how its principles aid in obtaining quality research report
Date posted: December 13, 2017. Answers (1)
- State the circumstance under which a researcher would use Chi- Square to test the hypothesis stated in a research paper(Solved)
State the circumstance under which a researcher would use Chi- Square (χ2) to test the hypothesis stated in a research paper
Date posted: December 13, 2017. Answers (1)
- Explain the following terms, giving examples in each case
1)Constructs
2)Concepts
3)Variables
4)Statistics and a parameter(Solved)
Explain the following terms, giving examples in each case
1)Constructs
2)Concepts
3)Variables
4)Statistics and a parameter
Date posted: December 13, 2017. Answers (1)
- Differentiate between Null hypothesis and alternative hypothesis(Solved)
Differentiate between Null hypothesis and alternative hypothesis.
Date posted: December 13, 2017. Answers (1)
- Differentiate the following: Intervening and moderating variables (Solved)
Differentiate the following:
Intervening and moderating variables
Date posted: December 12, 2017. Answers (1)
- Define the term merchandise.(Solved)
Define the term merchandise.
Date posted: December 12, 2017. Answers (1)
- Differentiate the following : Theoretical Literature Review and Conceptual framework.(Solved)
Differentiate the following :
Theoretical Literature Review and Conceptual framework.
Date posted: December 12, 2017. Answers (1)
- Outline the importance of research in business management(Solved)
Outline the importance of research in business management.
Date posted: December 12, 2017. Answers (1)
- Show the difference between a business letter and an internal memo(Solved)
Show the difference between a business letter and an internal memo.
Date posted: December 12, 2017. Answers (1)
- Explain demerits of government involvement in business activities.
(Solved)
Explain demerits of government involvement in business activities.
Date posted: December 10, 2017. Answers (1)
- Highlight factors that may influence the choice of a distribution channel.
(Solved)
Highlight factors that may influence the choice of a distribution channel.
Date posted: December 10, 2017. Answers (1)
- Highlight areas in which consumers need to be protected(Solved)
Highlight areas in which consumers need to be protected
Date posted: December 10, 2017. Answers (1)
- Explain five ways in which commercial banks help in facilitating business activities in a country.
(Solved)
Explain five ways in which commercial banks help in facilitating business activities in a country.
Date posted: December 10, 2017. Answers (1)
- Outline problems a developing country may encounter when measuring her national income.
(Solved)
Outline problems a developing country may encounter when measuring her national income.
Date posted: December 10, 2017. Answers (1)
- Outline reasons why ethical issues should be considered when running a business.
(Solved)
Outline reasons why ethical issues should be considered when running a business.
Date posted: December 10, 2017. Answers (1)
- Explain ways which division of labour and specialization enhances business performance.
(Solved)
Explain ways which division of labour and specialization enhances business performance.
Date posted: December 10, 2017. Answers (1)
- Highlight benefits a trader will enjoy by opening a current account with a commercial bank.
(Solved)
Highlight benefits a trader will enjoy by opening a current account with a commercial bank.
Date posted: December 10, 2017. Answers (1)