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CENGAGE-STATISTICS-Exercise (Single)
- The A.M. of the series 1, 2, 4, 8, 16,.....,2^n is -
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- The mean of n observation is barx, if first term is increased by 1 sec...
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- In a moderately skewed distribution, the values of mean and median are...
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- For a normal distribution if the mean is M, mode is M(0) and median is...
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- The following data give the distribution of heights of students : {:...
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- An automobile driver travels from a plain to a hil station 120 km away...
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- The mean deviation of the data 3,10,10,4,7,10,5 from the mean is
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- when tested the lives (in hours) of 5 bulbs were noted as follows 13...
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- Following are the marks obtained by 9 student in a mathematics test ...
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- If the mean of the distribution is 2.6, then the value of y is {:("V...
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- If the mean of the set of numbers x1,x2, x3, ..., xn is barx, then the...
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- The harmonic mean of 4,8,16 is
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- The AM of the nnumbers x(1),x(2)......x(n) is M. If x(1) is replaced b...
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- The following data give the distribution of heights of students : {:...
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- For a slightly asymmetric distribution, mean and medain are 5 and 6, r...
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- Runs scored by a batsman in 10 innings are : 38, 70,48,34,42,55,63,46,...
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- If mu us the mean of distribution {y(1),f(1)}, then sumf(1)(i(1)-mu) ...
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- The range of the following set of observations 2,3,5,9, 8, 7, 6, 5, 7,...
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- If each observation of a raw data whose variance is sigma is multiplie...
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- If a variable x takes values 0,1,2,..,n with frequencies proportional ...
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