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For the following 11 hypertensive patients compute mean deviation from the median. 184, 17 , 168, 188, 162, 164, 174, 172, 178, 166, 188
Twenty-five children are chosen randomly from a school playground. Their heights are measured when they first come into school the next morning, and again just before they go home that same evening. What statistical test could be used to test the hypothesis that their morning heights are no different from their evening heights?
The probability of an event cannot be:
A balance die is rolled, the probability of getting an odd number 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 books are to be selected at random without replacement out of four books. Then number of possible selections are:
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?
Which of the following is a measure of Spread?
A number between 0 and 1 that is use to measure uncertainty is called:
If three coins are tossed, the number of possible outcomes is:
An arrangement in which the order of the objects selected from a specific pool of objects is important called
If P(B/A) = 0.50 and P(A⋂B) = 0.40, then p(A) will be equal to:
When one card is selected at random from a pack of 52 playing cards, the number of possible selections is
The probability of drawing any one spade card is:
Two dice are rolled. Probability of getting total less than 4 or total more than 10 is given by:
Calculate the Standard Deviation for the following data:- 1 , 12, 8, 1 , 6, 4, 8, 1
When a die and a coin are rolled together, the number of possible outcomes is:
Two dice are rolled. Probability of getting similar faces is:
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.
A fair die is rolled. Probability of getting even face given that face is less than 5 is given by:
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