Welcome to Statistics and Probability.

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A number between 0 and 1 that is use to measure uncertainty is called:

A box contains 2 red, 3 black and 4 blue balls.3 balls are randomly drawn from the box.What is the probability that the balls are of different colors?

If three coins are tossed, the number of possible outcomes is:

If we toss a coin and P(H) = 2P(T), then probability of head is equal to:

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

For the following 11 hypertensive patients compute mean deviation from the median. 184, 17 , 168, 188, 162, 164, 174, 172, 178, 166, 188

The probability of an event cannot be:

When two dice are rolled, the maximum total on the two faces of the dice will be:

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

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

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

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

The probability of drawing any one spade card is:

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

Two dice are rolled. Probability of getting total less than 4 or total more than 10 is given by:

The data obtained on 26 young healthy adult subjects gave the mean systolic blood pressure as 113.1 mmHg with a standard deviation (SD) of 1 .3 mmHg. Calculate standard error.

Calculate the median for the following data. 6, 7, 8, 1 , 11, 2, 3, 2, 8, 8

Which of the Statistical average takes into account all the numbers equally?

In a particular study the number of observation was 14 for males and 12 for females. The mean values for males was 118.3 amd 1 7. for females. Variance was 7 .1 for males and 82.5 for females. Calculate standard error

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

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