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Important Questions for "Statistical Methods":

[1]

  1. Explain the simple and compound events concerned with probability.
  2. Explain the properties of Normal Distribution.
  3. Find the Probability of the following outcomes when 8 coins are tossed simultaneously: (i) One head, (ii) 6 Heads, (iii) At least 6 Heads, (iv) No head, (v) All heads.

[2]

  1. Explain the concept of mutually exclusive events in probability.
  2. Explain the characteristics of Chi-Square Test.
  3. Explain the census and the sampling methods of statistical investigation. What is the need of sampling as compared to census?

[3]

  1. What is an interpreter and how does it differ from a compiler?
  2. Explain primary and secondary storage devices with examples.
  3. Write short notes on any two of the following: Chi-square test, Completely Randomized Design, Simple Random Sampling, Median.

[4]

  1. Which of the following statistical methods may be used for quality control?
  2. A research report communicates what was actually studied and its findings.
  3. The tradition of observation method in social research is?

[5]

  1. What is the role of statistical methods in sociology?
  2. Explain participant observation in sociology.
  3. Discuss the concept of social survey.

[6]

  1. What is statistical method? Explain.

[7]

  1. What do you mean by regression analysis?
  2. Which is the best measure of dispersion? Explain why.
  3. What are the principles of sampling? Write a short note on non-probability sampling method.

[8]

  1. Find out standard deviation if variance is 225.
  2. What do you understand by measures of Central tendency? Discuss the merits and demerits of Median.
  3. Define Probability and explain Addition and Multiplication theories of Probability.

[9]

  1. State Educational uses of Statistics.
  2. Write about administration and scoring of a test.
  3. Describe the uses and concept of Percentile and Percentile ranks.

[10]

  1. What will be the value of x, if the mean of (x+4) and (x+6) is 10?
  2. Which average is determined by Histogram?
  3. Write the properties of Regression Coefficient.

[11]

  1. What are measures of central tendency? Explain.
  2. Find out standard deviation from given data: 17, 21, 25, 26, 27, 30, 34, 37, 41, 42.
  3. What do you understand by kurtosis?

[12]

  1. Discuss the importance of statistical methods in social research.
  2. Discuss the limitations or demerits of interview method.
  3. Explain the importance of sampling method.

[13]

  1. Define the word 'Statistics' as singular and plural senses.
  2. Write the difference between simple random sampling with and without replacement.
  3. Obtain the mean, mode and median of the given data.

[14]

  1. Write the difference between sample survey and census survey.
  2. Write the probability mass function of Binomial and Poisson distribution.
  3. Compute the median of the given data.

[15]

  1. What are cumulative frequency curves? Illustrate frequency distribution in cumulative frequency curves.
  2. Differentiate between mean, median and mode giving their statistical significance, with examples.
  3. Define measures of dispersion and their significance.

[16]

  1. Define 'Less than' and 'More than' ogives with examples.
  2. Explain -test for independence of attributes.
  3. What are the components of Bioinformatics?

[17]

  1. What are the principles of experimental design?
  2. Explain Chi-square test for goodness of fit.
  3. Explain similarities and differences between BLAST and FASTA tools for sequence alignment.

[18]

  1. Define Mode and how it is calculated.
  2. Explain the complete statistical analysis of Completely Randomized Block Design.
  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. What are cumulative frequency curves?
  2. Comment on TIGR human genome index.
  3. Discuss chi-square test and its application.

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