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Important Questions for "Statistical Methods":

[1]

  1. Explain the simple and compound events concerned with probability.
  2. Explain the multiplication theorem related to probability.
  3. Two cards are randomly drawn from a deck of cards and thrown away. What is the probability of drawing an ace in a single draw from the remaining 50 cards?

[2]

  1. Explain the concept of mutually exclusive events in probability.
  2. Differentiate between positive and negative association of attributes.
  3. What is Normal Distribution? Discuss its main properties.

[3]

  1. Explain different computer generations with suitable examples.
  2. Calculate mean deviation and standard deviation from the given data.
  3. What do you understand by consistency of data? Obtain the consistency of the given data.

[4]

  1. Which of the following statistical methods may be used for quality control?
  2. A large collection of quantitative data may be condensed by?
  3. Types of sources of information are?

[5]

  1. What is the role of statistical methods in sociology?
  2. What are the problems of social research?
  3. Define reliability and validity in research methods.

[6]

  1. What is statistical method? Explain.

[7]

  1. Point out the guidelines while data is classified.
  2. Define correlation and its types. What is the difference between positive and negative correlation?
  3. What are the principles of sampling? Write a short note on non-probability sampling method.

[8]

  1. What do you understand by dispersion?
  2. What do you understand by association of attributes?
  3. Write essential conditions of chi-square test.

[9]

  1. Define reliability of a test.
  2. Describe use of computers and its role in Evaluation.
  3. Describe the uses and concept of Percentile and Percentile ranks.

[10]

  1. What is Correlation? Explain the types of correlation with an example.
  2. Determine the Regression Line Y on X between X and Y from the given data.
  3. In an experiment of cattle, the vaccination produced results. Examine the effect of the vaccine at a 5% level of significance.

[11]

  1. If Q1=10, Q3=50, what is the coefficient of Quartile deviation?
  2. What are measures of central tendency? Explain.
  3. Find the median from given data: 6, 7, 8, 11, 13, 14, 16, 17, 19.

[12]

  1. Discuss the importance of statistical methods in social research.
  2. Discuss the different sources of data collection.
  3. Define social research and discuss its importance.

[13]

  1. Define the word 'Statistics' as singular and plural senses.
  2. Write the relation between arithmetic mean, median and mode.
  3. Solve the equations of two regression lines obtained in a correlation analysis and calculate regression coefficients, correlation coefficient, and mean values.

[14]

  1. Find the arithmetic mean of sorghum given the weights of 7 ear-heads.
  2. Describe the properties of regression coefficient.
  3. Explain various measures of central tendency and give their merits, demerits and uses.

[15]

  1. Differentiate between histogram and frequency polygon.
  2. Discuss the various components of ANOVA and its significance.
  3. Discuss the scope and applications of Bioinformatics in molecular biology and computers.

[16]

  1. Define 'Less than' and 'More than' ogives with examples.
  2. Compute the value of the median from the following: 5, 9, 12, 7, 10, 15, 8, 11, and 9.
  3. Explain the statistical analysis of Latin Square Design.

[17]

  1. What are the principles of experimental design?
  2. Write the applications of Bioinformatics.
  3. Define Mean, Median and Mode with their simple properties.

[18]

  1. Write the scope of Bioinformatics in molecular biology.
  2. Complete the given ANOVA Table.
  3. Write short notes on any four of the following: (a) Histogram, (b) Coefficient of variation, (c) Large sample test, (d) Replication, (e) NCBI, (f) Applications of Bioinformatics.

[19]

  1. Define the measures of central tendency.
  2. Differentiate between Randomized Block and Latin Square Design.
  3. What are the various web browsers and networks which provide required information to the man?

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