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8th Chapter

## First Year Statistics Chapter 8 Online MCQ Test for 1st Year Statistics Chapter 8 (Probability Distributions)

This online test contains MCQs about following topics:

Introduction to probability distributions . Probility mass function . Probabilty density function . Simple univariate discrete and continuous distributions . Drawing of probability mass function and probability density function . Expectation and variance of the simple discrete random variable . Distribution function

#### ICS Part 1 Statistics Chapter 8 Test

Start Chapter 8 Test

### First Year Statistics Chapter 8 Online MCQ Test for 1st Year Statistics Chapter 8 (Probability Distributions)

1 Variance of binomial distribution is
• A. np
• B. <span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">√</span>npq
• C. npq
• D. nq
2 Mean of hypergeometric distribution is
• A. np
• B.
• C. np
• D. Nnk
3 Which of the following is true for binomial distribution
• A. Mean &gt; variance
• B. Mean &lt; variance
• C. Mean = variance
• D. Mean + standard deviation
4 If x is a continuous random vriable, then the function f (x) is.
• A. A probability function
• B. A probability denaity function
• C. A density function
• D. Both b and c
5 The binomial distribution deal with:
• A. Discrete variable
• B. Continuous variable&nbsp;
• C. None of these
6 the discrete probability distributio may be represented by.
• A. A table
• B. A graph
• C. A mathematical equation
• D. All of these
7 When X denotes the number of success in binomial experiment, it is called.
• A. Random variable
• B. Binomial random variable
• C. Continuous random variable
• D. Both (B) and (C) but not (A)
8 Probility density function is the probebilyt function of.............. random variable.
• A. Discrete
• B. Qualitative
• C. Continuous
• D. None
9 Binomial distribution is used when n is
• A. Large
• B. Small
• C. Negative
• D. Zero
10 When we draw the sample with replacement (the first sample is replaced before the next draw), the probability distribution to be used is:
• A. Binomial
• B. Hypergeometric
• C. Both Binomial &amp; hypergeometric
• D. None of these

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