# Welcome to Statistics and Probability

Which of the following is a measure of Spread?

Two dice are rolled. Probability of getting similar faces is:

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?

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

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.

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

The probability of drawing any one spade card is:

MCQ 6.49 Two balls are selected at random with replacement from a bag containing 3 red, 3 black and 2 green balls. The number of possible outcomes is:

The probability of an event cannot be:

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

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

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

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

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

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

Following are SBP of 1 healthy subjects 15 , 12 , 122, 128, 13 ,126,124,126,122, 13 Find the mean for the above data

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

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

The outcome of tossing a coin is a:

A fair die is rolled. Probability of getting even face given that face is less than 5 is given by: