Search for Important Questions

Important Questions for "Statistical Methods":

[1]

  1. 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. 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.
  3. Eight coins are tossed at a time 256 times, and the number of heads observed at each toss is recorded. Find the expected frequencies. What are the values of mean and standard deviation of the theoretical distribution?

[2]

  1. Explain the meaning and properties of Binomial distribution and describe its uses.
  2. Explain the census and the sampling methods of statistical investigation. What is the need of sampling as compared to census?
  3. What is Normal Distribution? Discuss its main properties.

[3]

  1. Convert the following decimal to binary: (12351) to (......).
  2. What do you understand by consistency of data? Obtain the consistency of the given data.
  3. Define binomial distribution. Find the probability of at least 9 heads when 10 coins are thrown simultaneously.

[4]

  1. Which of the following statistical methods may be used for quality control?
  2. Which one of the following is an example of diagnostic interview?
  3. Which of the following is not a major method of data collection?

[5]

  1. What is the role of statistical methods in sociology?
  2. What are the utilitarian objectives of social research?
  3. Define social research and its significance.

[6]

  1. What is statistical method? Explain.

[7]

  1. Define cross-sectional data. Give an example.
  2. Define equally likely events with an example.
  3. What are marginal and conditional frequency distributions?

[8]

  1. For a distribution, the coefficient of quartile deviation is 0.4 and the difference of two quartile is 40. Find the values of quartiles.
  2. What do you understand by association of attributes?
  3. Calculate the Arithmetic Mean for following data.

[9]

  1. What is the concept of Individual test of Intelligence?
  2. What do you mean by validity of test? Describe its different kinds.
  3. Discuss in detail about the process of interview. Give its merits and demerits.

[10]

  1. Which average is determined by Histogram?
  2. Write the properties of Regression Coefficient.
  3. What are the assumptions for 't-test'? How do you test the significance of the difference between Sample Mean and Population Mean by 't' test?

[11]

  1. What do you mean by Data?
  2. Write the meaning and importance of statistics.
  3. What is Index Number? What points should be taken into consideration in the construction of Index Number?

[12]

  1. Discuss the importance of statistical methods in social research.
  2. Describe the nature of social research.
  3. Explain in brief the different types of research design.

[13]

  1. Explain Chi-square test of independence of attributes.
  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 relation between arithmetic mean, median and mode.
  2. Find the arithmetic mean of sorghum given the weights of 7 ear-heads.
  3. Write short notes on: Analysis of variance, Random Number Table, Linear regression equations.

[15]

  1. Differentiate between histogram and frequency polygon.
  2. Differentiate between mean, median and mode giving their statistical significance, with examples.
  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. What are the components of Bioinformatics?
  3. Compute the value of the median from the following: 5, 9, 12, 7, 10, 15, 8, 11, and 9.

[17]

  1. Differentiate between frequency polygon and frequency curve.
  2. Write the applications of Bioinformatics.
  3. Write short notes on any five of the following: Frequency distribution, Coefficient of variation, Database searching, Components of Bioinformatics, Role of Internet in Bioinformatics, Database accession, Latin Square Design.

[18]

  1. Explain randomization in Design of Experiment.
  2. Outline the steps in the BLAST Algorithm. What are the limitations for MULTIPLE SEQUENCE ALIGNMENT?
  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 significance of calculation of Standard Deviation (S.D.) and Coefficient of Variation.
  3. Comment on TIGR human genome index.

GKPAD.COM by SK Yadav | Disclaimer

free counter