DSST Principles Of Statistics Exam Prep
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Statistics is a mathematical discipline that is concerned with the collection and interpretation of data. Modern statistical approaches involves the use of analytical software to effectively understand raw data and make a reasonable conclusion. This can be achieved by correct, data visualization. Evaluate your statistical reasoning by taking this quiz.
- 1.What part of statistics deals with the analysis of random phenomena?
- A.
Standard deviation
- B.
Probability theory
- C.
Dispersion
- D.
Descriptive statistics
- 2.What part of statistics focuses the variation within a distribution?
- A.
Central tendency
- B.
Observational study
- C.
Hypothesis
- D.
Dispersion
- 3.Which of these is not related to statistics?
- A.
Linear algebra
- B.
Geometry
- C.
Differential equations
- D.
Stochastic analysis
- 4.Which of these is not a numerical descriptor of a distribution?
- A.
Median
- B.
Mode
- C.
T-test
- D.
Mean
- 5.Which of these is not a type of data?
- A.
Integer
- B.
Continuous
- C.
Categorical
- D.
Boolean
- 6.Which of these is not an estimator?
- A.
Mode
- B.
Variance
- C.
Mean
- D.
Covariance
- 7.Which of these random variables is not a pivot?
- A.
T value
- B.
Chi square statistic
- C.
F test
- D.
Z test
- 8.When was the earliest work in statistics began?
- A.
1667
- B.
1663
- C.
1671
- D.
1563
- 9.Which of these persons was not involved in development of probability theory?
- A.
Blaise Pascal
- B.
Pierre de Fermat
- C.
Gerolamo Cardano
- D.
Isaac Newton
- 10.When was the method of least squares first discussed?
- A.
1908
- B.
1598
- C.
1784
- D.
1605
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