Statistics Ics Part 1 Chapter 8 Online Test With Answers

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Statistics Ics Part 1 Chapter 8 Online Test

Sr. # Questions Answers Choice
1 The parameters of hypergeometric distribution are:
 n,k & p n, k & q n, p & q n, k &  N
2 Which of the following distribution(s) has 3 parameters. Binomial distribution Hypergeometric distribution Both of the above  None of these
3 The binomial distribution has the following parameters. p & q n & q  n, p & q None of these
4 In binomial distribution, the random variable  has a range: 0,1,2...................n 0,1,2,......+∞ -∞ to +∞ ∞ to +0
5 In binomial experiment successive trials are: Dependent Independent May be independent or dependent None of these
6 The hypergeometric distribution has -------------- parameters One Two Three Four
7 The binomial distribution is symmetrical if p = 1/2 P &gt; 1/2 p &lt; 1/3 P&nbsp;<span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">≠&nbsp;</span>q
8 The repeated trials of binomial experiments are Dependent Independent Fixed Variable
9 The probability of success ------------ from one trial to another when trials are dependent Remains constant Is changed One Zero
10 Each trial of binomial experiment results in an outcome which can be classified in two categories Head or tail Ace or six Success and failure None of these
11 A fair die is rolled three times. The probability of getting three "aces" is 1/3 1/6
12 A fair coin is tossed four times the probability of getting four heads is 1/4 1/2 4/6 1
13 The number of possible outcomes in Bernoulli trial is Three Four Two One
14 Which of the following is true for binomial distribution Mean &gt; variance Mean &lt; variance Mean = variance Mean + standard deviation
15 The parameters of the binomial distributions are x and n x and p p and q n and p
16 N-K is classified as Success Failures Parameters Range
17 Mean of hypergeometric distribution is np np Nnk
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