Business Statistics MCQ

Test your knowledge with important Business Statistics MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Business Statistics MCQs on Bissoy. Bissoy App

• Growing popularity of DBMS is due to
  ক

  user friendliness

  খ

  report writing

  গ

  better response time

  ঘ

  query processing
• Technical evaluation includes
  ক

  Memory and cache

  খ

  Network hardware

  গ

  Servers

  ঘ

  All of these
• Two regression lines closer to each other show
  ক

  lower degree of correlation

  খ

  higher degree of correlation

  গ

  no correlation

  ঘ

  All of the above
• Which of the following point is/are correct about MIS?
  ক

  Provide that information which supportsin achieving the MIS goals and objectives

  খ

  Budgeted profits of various products

  গ

  Transaction processing and data processing

  ঘ

  All of the above
• Given, $$\sum $$dx dy = 2350, $$\sum $$d²x = 8250, $$\sum $$d²y = 724, then r will be
  ক

  0.76

  খ

  0.36

  গ

  0.96

  ঘ

  -0.96
• Which one of the following is restricted non-probability based sampling method?
  ক

  Stratified sampling

  খ

  Quota sampling

  গ

  Cluster sampling

  ঘ

  Systematic sampling
• Given<br><img src="/images/question-image/management/business-statistics/1700545076-m1-128.png" title="Business Statistics mcq question image" alt="Business Statistics mcq question image"><br>The above diagram represents a . . . . . . . . problem.
  ক

  average mean

  খ

  binomial distribution

  গ

  median

  ঘ

  regression analysis
• In F-test, S₁² and S₂² are defined as
  ক

  $${S_1}^2 = \frac{{\sum {{\left( {{X_1} - {{\overline X }_1}} \right)}^2}}}{{{n_1} - 1}},\,{S_2}^2 = \frac{{\sum {{\left( {{X_2} - {{\overline X }_1}} \right)}^2}}}{{{n_1} - 1}}$$

  খ

  $${S_1}^2 = \frac{{\sum {{\left( {{X_1} - {{\overline X }_1}} \right)}^2}}}{{{n_1} - 1}},\,{S_2}^2 = \frac{{{{\left( {{X_2} - {{\overline X }_2}} \right)}^2}}}{{{n_1} - 1}}$$

  গ

  $${S_1}^2 = \frac{{\sum {{\left( {{{\overline X }_1} - {X_1}} \right)}^2}}}{{{n_1} - 1}},\,{S_2}^2 = \frac{{\sum {{\left( {{{\overline X }_2} - {X_2}} \right)}^2}}}{{{n_2} - 1}}$$

  ঘ

  None of the above
• Standard error (proportion or difference) may be
  ক

  $$\sqrt {\frac{{pq}}{{n - 1}}} $$

  খ

  $$\sqrt {\frac{{pq}}{n}} $$

  গ

  $$\sqrt {\frac{{n - 1}}{{pq}}} $$

  ঘ

  $$\sqrt {\frac{n}{{pq}}} $$
• Questioning, experimentation and . . . . . . . . are the examples of primary method.
  ক

  observation

  খ

  multiplication

  গ

  web surfing

  ঘ

  weighting
• Probable error is
  ক

  $$.6745\left( {\frac{{1 - {r^2}}}{{\sqrt N }}} \right)$$

  খ

  $$.6340\sqrt {\frac{{dxdy}}{N}} \times d{x^2}d{y^2}$$

  গ

  $$.6745\sqrt {\frac{N}{{\sum dx}}} $$

  ঘ

  $$.6340 \times \frac{N}{{\sqrt {\sum dx} }}$$
• Which of the following is the application of $${\chi ^2}$$-test?
  ক

  Test of freedom

  খ

  Test concerning the variance of a normal distribution

  গ

  Test of goodness of fit

  ঘ

  All of the above
• What is the probability of the happening of an event?
  ক

  $$\frac{m}{{m + n}}$$

  খ

  $$\frac{n}{{100}}\left( {m - c} \right)$$

  গ

  $$\frac{n}{{m + n}}$$

  ঘ

  $$\frac{n}{{q - 1}}$$
• Dispersions are not calculated on
  ক

  mean

  খ

  mode

  গ

  geometric mean

  ঘ

  median
• TQM of information systems consists
  ক

  User friendly operations

  খ

  An ease of maintenance

  গ

  A precise and an accurate information

  ঘ

  All of the above
• Cumulative probability function is
  ক

  $$\frac{{F\left( x \right)}}{P}$$

  খ

  $$\frac{{P - 1}}{{F\left( x \right)}}$$

  গ

  $$F\left( x \right) = P\left( {x \geqslant x} \right)$$

  ঘ

  $$F\left( x \right) = P\left( {x \leqslant 1 = q} \right)$$
• Statement I A sampling distribution of mean, prepared on the basis of small sized samples from a population which is not normally distributed, is not normally distributed.<br>Statement II To test the significance of the difference between means of two small sized samples when the parameter values of the standard deviations are given, Z-test can be applied.
  ক

  Both statements are correct

  খ

  Both statements are incorrect

  গ

  Statement I is correct, while Statement II is incorrect

  ঘ

  Statement I is incorrect, while Statement II is correct
• If μ is equal to 8 then the standard deviation of exponential probability distribution is
  ক

  0.325

  খ

  0.125

  গ

  0.425

  ঘ

  0.225
• A researcher wants to test the significance of the differences of the average performance of more than two sample groups drawn from a normally distributed population, which one of the following hypothesis testing tests is appropriate?
  ক

  Chi-square test

  খ

  F-test

  গ

  Z-test

  ঘ

  t-test
• Conditions for negative exponential distribution considering mean (μ) is that
  ক

  μ must be smaller than 2

  খ

  μ must be greater than zero

  গ

  μ must be greater than one

  ঘ

  μ must be less than zero
• In conditional probability it is
  ক

  Possible to incorporate latest information

  খ

  Possible to incorporate the cost aspects

  গ

  To find probability of getting a sample value given population value

  ঘ

  To find population value, given sample value
• The steps in the development of the conceptual models are
  ক

  Graphical representation

  খ

  Relational identity

  গ

  Data analysis

  ঘ

  All of the above
• Which one of the following indices satisfies both time reversal and factor reversal test
  ক

  Laspeyres test

  খ

  Fisher's test

  গ

  Paasche's test

  ঘ

  Keely's test
• The basic feature of ERP is/are
  ক

  Diagnostic function

  খ

  Application logic

  গ

  Command language

  ঘ

  All of the above
• Correlation implies that
  ক

  the effect of correlation is to reduce the range of uncertainty of our prediction

  খ

  between two series or groups of data there exists some causational connections

  গ

  the whole subject of correlation refers to inter-relation between separate character by which they tend, in some degree atleast, to move together

  ঘ

  All of the above
• A sample design that permits us to obtain tests and estimation about population parameters is called
  ক

  Bernoulli principle

  খ

  Principle of validity

  গ

  Principle of persistence of small numbers

  ঘ

  Principle of optimization
• Suppose we want to test the Null hypothesis that the population mean is 300, it is symbolized as
  ক

  H₀ : µ = 300

  খ

  H_A : µ = 300

  গ

  H₀ : µ &gt; 300

  ঘ

  H₀ : µ
• . . . . . . . . defines the limits above and below the size of the coefficient determined within which, there is an equal chance that coefficient similarly calculated from other samples will fall.
  ক

  Standard error

  খ

  Correlation error

  গ

  Probable error

  ঘ

  Average error
• Given the steps of information system<br>1. Data processing<br>2. Transaction processing<br>3. Application processing<br>4. Information system processing<br>Which is the correct sequence of information system's steps
  ক

  1, 4, 3 and 2

  খ

  1, 2, 3 and 4

  গ

  1, 4, 2, and 3

  ঘ

  1, 3, 4 and 2
• The incidence of occupational disease in an industry in such that the workmen have 20% chance of suffering from it. What is the probability that out of 6 workmen 4 or more will contact disease?
  ক

  $$\frac{{160}}{3}$$

  খ

  $$\frac{{39}}{{139}}$$

  গ

  $$\frac{{53}}{{3125}}$$

  ঘ

  $$\frac{3}{{69}}$$