This is an practice questions for biostatistics(biometry) pls. Try and ans. Any difficults let us knw SECTION A 1. The word ‘statistik’ in German means a) calculation b) government c) maths d) classification 2. The application of statistical methods in biology is called a) Statistics in biology b) statistic in vivo c) biostatistics d) all of these 3. Biostatistics is also called as a) Statistics in biology b) bionemerology c) biometry d) both a and b 4. Who is regarded as the father of biostatistics a) Fischer b) Karl Pearson c) Francis Galton d) Francis Bacon 5. The term ‘biometry’ was coined by a) Fischer b) Karl Pearson c) Francis Galton d) Walter Weldon 6. The branch of biostatistics that deals with methods of collection, organization and presentation of data is called as a) Infererntial biostatistics b) Descriptive biostatistics c) both a and b d) comparative biostatistics 7. The branch of biostatistics that deals with testing of hypothesis, making predictions using data collected is called as a) Infererntial biostatistics b) Descriptive biostatistics c) both a and b d) comparative biostatistics 8. In biostatics, group of individuals taken for study is called as a) block b) population c) group d) flock 9. The characteristics or quantity that may vary from one individual to another is called a) static group b) variable c) dynmic group d) dynamism 10. Variables whose values can be expressed numerically are called a) quantitative variables b) qualitative variables c) absolute variables d) continuous variables 11. Flower colour is a a) quantitative variables b) qualitative variables c) absolute variables d) continuous variables 12. Classifications of dental disease is an example of what: Nominal Ordinal Interval Ratio 13. Within 3 standard deviations, the mean picks up how much of the scores? 68 78 99 99.7 99.9 14. Has categorical variables and bars are separate, but equal distances apart: Bar Graph Histogram Frequency Polygon 15. The outcome of interest and the thing being measure is what: 16. Has continuous variables, bars touch and you can always find a third value: Bar Graph Histogram Frequency Polygon3. Find the mode in the following data set{11, 12,13,14,14} a) 11 b) 12.8 c) 13 d) 14 SECTION B Explain how inferential statistics is designed to help us avoid misleading conclusions based on chance patterns which might arise in our data. Give an example Give precise, complete, and unambiguous definitions and explanations of the following ideas, with examples if necessary. Choose three out of the four. Sample mean Sample variance Relative frequency Population mean M.G Muhd.
Posted on: Fri, 05 Sep 2014 17:37:11 +0000
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