Statistics and Probability

This page provides multiple-choice questions (MCQs) on Statistics and Probability topics, including descriptive statistics, probability distributions, and hypothesis testing. Test your knowledge and understanding of these topics with these MCQs.

Challenge yourself to get the highest score. Twenty (20) MCQ questions from our test bank will be randomly shown for every attempt. Passing mark for this test is 70%.

Welcome to Statistics and Probability.

The quiz will randomly run 20 questions from Statistics and Probability which you have to answer in 10 minutes.
After 10 minutes, your quiz will automatically be submitted and scored.

You can retake the quiz as many times as you want and a different set of questions will be given. The answers will also be randomly arrange.

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A letter is chosen at random from the word "Statistics". The probability of getting a vowel is:

4/10

1/10

3/10

2/10

None

A measure of the chance that an uncertain event will occur:

An event

A trial

An experiment

A probability

None

A fair die is rolled. Probability of getting more than4 or less than 3 is given by:

3/6

2/6

2/3

1/6

None

A die and a coin are tossed together. Probability of getting head on the coin is:

1/12

6/10

1/2

None

When the occurrence of one event has no effect on the probability of the occurrence of another event, the events are called:

Mutually exclusive

Independent

Dependent

Equally likely

None

Calculate the Standard Deviation for the following data:- 1 , 12, 8, 1 , 6, 4, 8, 1

2.56

3.46

1.85

2.89

None

For a normal distribution the total area under the curve is

None

Two dice are rolled. Probability of getting a total of 4 given that both-faces are similar is:

4/36

1/6

8/36

1/36

None

Following is the respiratory rate per minute in 5 cases, the rate was found to be 2 , 16, 24, 18 and 22. Calculate the standard deviation

2.89

3.162

3.18

None

To label a statistical test definitely significant, the p-value should be

less than . 5

greater than 5

greater than . 5

less than 5

None

Find mode of the following distribution 5, 1, 6, 7, 6, 1, 1, 6, 8, 2, 6, 6

None

If P(B/A) = 0.50 and P(A⋂B) = 0.40, then p(A) will be equal to:

0.80

0.50

0.40

None

The probability of drawing any one spade card is:

1/52

1/13

1/4

4/13

None

The digits 1, 2, 3, 4, 5 are the roll numbers of 5 students. These roll numbers are written on the paper slips and two paper slips are selected at random without replacement. What is the number of possible combinations?

None

In the simultaneous tossing of two perfect dice, the probability of obtaining 4 as the sum of the resultant faces is

2/12

1/4

1/12

1/8

None

An arrangement in which the order of the objects selected from a specific pool of objects is important called

Sample space

Combination

Factorial

Permutation

None

Six digits are selected at random again and again from a random number table and the even digits are counted each time. In most of the cases, the number of even digits will be

None

When two coins are tossed, there are _____ possible outcomes.

None

When a die and a coin are rolled together, the number of possible outcomes is:

None

The mean systolic blood pressure of 5 young individuals is 115 mmHg with a standard deviation of 11.2 mmHg. Calculate 95 percent confidence interval.

123 – 245

1.2 1 – 1.524

.269 – 2.947

111.9 – 118.1

None

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