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MODERN PUBLICATION-STATISTICS-EXERCISE
- In a survey of 950 families in a village, the following distribution o...
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- The diameters of circles (in mm) drawn in a design are given below : ...
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- From the data given below, state which group is more variable :
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- In a study to test the effectiveness of new variety of seeds, an exper...
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- The weights of a group of children at 6 month are given below: Find...
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- In the study of 79 diabetic patients, the following data are obtained....
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- Two plants A and B of a factory show following results about the numbe...
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- The following values are calculated in respect of heights and weights ...
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- The sum and sum of squares corresponding to length x (in cm) and weigh...
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- From the data given below, state which group is more variable, A or B ...
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- From the prices of shares X and Y below, find out which is more stable...
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- The following is the record of goals scored by team A in a football se...
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- The mean of first 11 terms of Fibonacci sequence : 1,1,2, 3, 5, 8, 13,...
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- If each of the observations x1, x2, ....xn is increased by an amount ‘...
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- Find the mean and standard deviation for the following data :
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- Find the average earnings (using step-deviation method) and the standa...
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- The yields of wheat for 50 experimental fields are given below. Find t...
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- The mean and standard deviation of marks obtained by 50 students of a ...
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- From a frequency distribution consisting of 18 observations, the mean ...
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- The mean and standard deviation of 20 observations are found to be 10 ...
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