Statistical Inference and Regression Models MCQ part-2

Que.Which of the following goal is incorrectly represented in the below figure?
a. Relationship between variables
b. Distribution of variables
c. Inference about relationships
d. Causal
Que.Which of the following function can be replaced with the question mark in the below figure?
a. boxplot
b. lplot
c. levelplot
d. all of the mentioned
Que.Which of the following outcome is odd man out in the below figure?
a. R Squared
b. Kappa
c. RMSE
d. All of the mentioned
Que.Which of the following is the probability calculus of beliefs, given that beliefs follow certain rules?
a. Bayesian probability
b. Frequency probability
c. Frequency inference
d. Bayesian inference
Que.Point out the correct statement.
a. Bayesian inference is the use of Bayesian probability representation of beliefs to perform inference
b. NULL is the standard missing data marker used in S
c. Frequency inference is the use of Bayesian probability representation of beliefs to perform inference
d. None of the mentioned
Que.Which of the following can be considered as random variable?
a. The outcome from the roll of a die
b. The outcome of flip of a coin
c. The outcome of exam
d. All of the mentioned
Que.Which of the following random variable that take on only a countable number of possibilities?
a. Discrete
b. Non Discrete
c. Continuous
d. All of the mentioned
Que.Point out the wrong statement.
a. A random variable is a numerical outcome of an experiment
b. There are three types of random variable
c. Continuous random variable can take any value on the real line
d. None of the mentioned
Que.Which of the following is also referred to as random variable?
a. stochast
b. aleatory
c. eliette
d. all of the mentioned
Que.Bayesian inference uses frequency interpretations of probabilities to control error rates.
a. True
b. False
c. May be True or False
d. Can’t say

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