Q.1 Probability of the sure event is __________.
A. 0
B. -infinity
C. 1
D. infinity
Ans : 1
Q.2 Inferential Statistics conclusions are represented in the form of __________.
A. Probability Scores
B. Charts
C. Forms
D. All the options
Ans : All the options
Q.3 Sample Space is denoted by __________.
A. s
B. S
Ans : S
Q.4 PMF produces the likelihood of __________ random variable.
A. Discrete
B. Continuous
Ans : Discrete
Q.5 Expected Value is same as Mean and Average.
A. True
B. False
Ans : True
Q.6 Sample Space is a subset of an Event.
A. True
B. False
Ans : False
Q.7 An experiment can be repeated __________.
A. Infinitely
B. Finitely
Ans : Infinitely
Q.8 __________ denotes the set of all outcomes obtained in an experiment process.
A. Event
B. Sample
C. Sample Space
Ans : Sample Space
Q.9 Central Limit Theorem condition remains true regardless of whether the population is skewed or normal, provided the sample size is sufficiently large. What is the minimum size of sample to hold this condition?
A. 20
B. 30
C. 40
Ans : 30
Q.10 Inferential Statistics produces inferences from __________.
A. Sample
B. Populations
C. All the options
Ans : Sample
Q.11 Descriptive Statistics works on __________ dataset.
A. Sample
B. Population
C. All the options
Ans : Sample
Q.12 __________ maps outcomes of an experiment with numerical values.
A. Random Variables
B. Probability
Ans : Random Variables
Q.13 __________ is the science of learning from data.
A. Statistics
B. Probability
Ans : Statistics
Q.14 The Central Limit Theorem states that as the sample size gets larger, the sampling distribution of the sample means approaches a normal distribution.
A. True
B. False
Ans : True
Q.15 The Acronym ANOVA stands for __________.
A. Analysis of Variance
B. Analysis of Variance and Expected Value
C. Analysis of Variant
Ans : Analysis of Variance
Q.16 Probability value always lies between __________ and __________.
A. -infinity,infinity
B. 0,1
C. infinity, -infinity
D. -1,1
Ans : 0,1
Q.17 Individual repetitions of experiment is termed as __________.
A. try
B. flips
C. trials
D. All the options
Ans : trials
Q.18 Measures of Spread include(s)
A. Mean and Mode
B. Median and Mode
C. Mean
D. Range, Standard Deviation, Variance
Ans : Range, Standard Deviation, Variance
Q.19 NumPy package of Python can be used to calculate the mean measure.
A. True
B. False
Ans : True
Q.20 The sum of probability of an event and its complementary is __________.
A. 1
B. 0
C. infinity
Ans : 1