Random Variables MCQ Tests
12th Class Statistics MCQ Tests
Random Variables
of 12th Class Statistics has 5 questions. If you take an online MCQ test, the system will randomly choose the questions. If you want to take the quiz by chapter then click the start test button.
Total Questions: 5
Total Marks: 5
Time: 5 Mins
Total Questions: 5
Total Marks: 5
Time: 5 Mins
5Min : 00 Sec Remaining
Question # 1
If three balls are selected from a box containing two black balls and four red balls, then what is the minimum value of random variable X if X= number of red balls?
Question # 2
The number of questions that you answer correctly on this practice quiz is an example of:
Question # 3
A box contain two defective and five non defective mobiles, if three mobiles are selected at random then how many possible values of random variable i.e. number of defective mobiles are there?
Question # 4
When four coins are tossed, what are the values of the random variable (number of heads)?
Question # 5
Class of variable which can accept any value within upper and lower limit is classified as:
Total Questions
12345
Question # 1
If three balls are selected from a box containing two black balls and four red balls, then what is the minimum value of random variable X if X= number of red balls?
Question # 2
The number of questions that you answer correctly on this practice quiz is an example of:
Question # 3
A box contain two defective and five non defective mobiles, if three mobiles are selected at random then how many possible values of random variable i.e. number of defective mobiles are there?
Question # 4
When four coins are tossed, what are the values of the random variable (number of heads)?
Question # 5
Class of variable which can accept any value within upper and lower limit is classified as:
Total Questions
12345
Statistics
- Representation and Exploration of Data
- Measure of Central Tendency or Averages
- Measures of Dispersion
- Index Numbers
- Regression and Correlation Analysis
- Analysis of Time Series
- Set Theory
- Introduction to Probability
- Random Variables and Distributions
- Binomial and Hypergeometric Distributions
- The Normal Distribution
- Sampling and Sampling Distributions
- Statistical Inference:Estimation
- Statistical Inference:Hypothesis Testing
- Association of Attributes
12th Class Online Classes 2026
Updated on: 10-05-2026
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