Q1 · Statistics
Probability and Statistics MCQs
Probability and Statistics Full Question Bank
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Q2 · Sampling
Non-random sampling technique is
Q3 · Descriptive Statistics
The mean of distribution is 14 and the standard deviation is 5, what is the value of the coefficient of variation?
Q4 · Descriptive Statistics
What is standard deviation of 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 and 5?
Q5 · Probability
What will be the probability of an impossible event?
Q6 · Probability
In Poisson distribution, if λ = 4 then what will be the standard deviation?
Q7 · Data Types
How many types of data are there on the basis of sources of data collection?
Q8 · Regression
In regression equation Y = 0.8 + 1.23X, what is meant by 1.23?
Q9 · Probability
Events A and B are mutually exclusive. If P(A ∪ B) = 2/3 and P(A) = 2/5, what is P(B)?
Q10 · Correlation
Correlation coefficient is the
Q11 · Statistics
Which is the more appropriate central tendency to find the average of profit?
Q12 · Correlation
What is the range of correlation?
Q13 · SPSS
The full form of SPSS is
Q14 · Central Tendency
_____ divides the whole distribution into two equal parts.
Q15 · Correlation
If r = 0.2, then the coefficient of determination implies that
Q16 · Probability
What is the minimum value of Probability?
Q17 · Data Collection
The data obtained from published reports is known as
Q18 · Data Collection
What is method of collecting primary data?
Q19 · Statistics
What is statistical measure obtained from population?
Q20 · Descriptive Statistics
The sum of all the observations divided by the number of observations is called:
Q21 · Descriptive Statistics
The mean of distribution is 10 and the standard deviation is 4. What is the value of coefficient of variation?
Q22 · Correlation
The correlation coefficient between X and X is
Q23 · Correlation
What is relationship between correlation coefficient and regression coefficients?
Q24 · Probability
What is probability mass function of Poisson distribution?
Q25 · Statistics
Which measure of location will be suitable to compare intelligence of students?
Q26 · Dispersion
What is the variance of observations 5, 5, 5, 5, 5?
Q27 · ANOVA
One-way classification has K treatments and n observations. What is degree of freedom for F?
Q28 · Normal Distribution
In case of Normal distribution
Q29 · Regression
The regression lines of X on Y and Y on X intersect at the point
Q30 · Normal Distribution
What are the parameters of normal distribution?
Q31 · Central Tendency
Which one is best suitable measure of central tendency for open-ended class?
Q32 · Dispersion
Which one is suitable measure of dispersion for open-ended class distribution?
Q33 · Correlation
What is the relationship between correlation coefficient and regression coefficients?
Q34 · Statistics
What is statistical measure obtained from sample?
Q35 · Sampling
In case of systematic sampling
Q36 · Probability Distribution
Mean of Chi-Square distribution with n degrees of freedom is
Q37 · Probability
For two independent events A and B, P(A ∪ B) = 1/3 and P(A) = 3/5, what is P(B)?
Q38 · Probability Distribution
Which distribution has mean greater than variance?
Q39 · Regression
In regression equation x = 2.8 - 2.45y, what is meant by -2.45?
Q40 · ANOVA
How do you obtain degrees of freedom in one-way ANOVA?
Q41 · Probability Distribution
What are the parameters of binomial distribution?
Q42 · Probability Distribution
What is the variance of standard Z-distribution?
Q43 · Statistics
What is statistical measure obtained from population?
Q44 · Probability Distribution
In case of Binomial distribution
Q45 · Regression
The lines of regression of X on Y and Y on X intersect each other at the point
Q46 · Probability
Multiplication law of Probability of two independent events A and B is equal to
Q47 · Correlation
What is empirical relationship between Mean, Median and Mode?
Q48 · Correlation
What type of correlation exists between income and expenditure?
Q49 · Sampling
A population of 8 members, a random sample of 2 members without replacement is taken, the number of all possible random samples is
Q50 · Data Collection
What is method of collecting primary data?
Q51 · ANOVA
Two-way ANOVA has 5 rows and 3 columns. What is the degree of freedom for error?
Q52 · Probability Distribution
Which is the correct formula for Poisson distribution of a random variable X?
Q53 · Data Collection
Secondary data can be obtained through the
Q54 · Data Collection
Method of Primary data collection is
Q55 · Probability
Exhaustive cases are
Q56 · Dispersion
Standard deviation is a measure of
Q57 · Correlation
The value of correlation coefficient varies from
Q58 · Probability Distribution
What is the mean of Z-distribution?
Q59 · ANOVA
Two-way classification has 4 rows and 6 columns. What is degree of freedom for error?
Q60 · Correlation