CBSE Notes 2011-2012 - Statistics
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enThe median of set of 9 distinct observations is 20.5. If each of the largest 4 observations of the s...
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<div class="question_type_name">Multiple choice question</div><p>The median of set of 9 distinct observations is 20.5. If each of the largest 4 observations of the set is increased by 2, then the median of the new set</p>
StatisticsSat, 24 Dec 2011 20:36:22 +0000mrs_bakshi7239 at http://cbsenotes.com/notesThe A.M. of a set of 50 numbers is 38. If two numbers of the set namely 55 and 45 are discarded, the...
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<div class="question_type_name">Multiple choice question</div><p>The A.M. of a set of 50 numbers is 38. If two numbers of the set namely 55 and 45 are discarded, the A.M. of the remaining set of numbers is</p>
StatisticsSat, 24 Dec 2011 20:36:22 +0000mrs_bakshi7240 at http://cbsenotes.com/notesWhile computing mean of grouped data, we assume that the frequencies are
http://cbsenotes.com/notes/while-computing-mean-of-grouped-data-we-assume-that-the-frequencies-are
<div class="question_type_name">Multiple choice question</div><p>While computing mean of grouped data, we assume that the frequencies are</p>
StatisticsSat, 24 Dec 2011 20:36:22 +0000mrs_bakshi7241 at http://cbsenotes.com/notesThe abscissa of the point of intersection of the less than type and of the more than type cumulative...
http://cbsenotes.com/notes/the-abscissa-of-the-point-of-intersection-of-the-less-than-type-and-of-the-more-than-type-cumulative
<div class="question_type_name">Multiple choice question</div><p>The abscissa of the point of intersection of the less than type and of the more than type cumulative frequency curves of a grouped data gives its</p>
StatisticsSat, 24 Dec 2011 20:36:22 +0000mrs_bakshi7242 at http://cbsenotes.com/notesIf mean = (3 median - mode). k, then the value of k is
http://cbsenotes.com/notes/if-mean-3-median-mode-k-then-the-value-of-k-is
<div class="question_type_name">Multiple choice question</div><p>If mean = (3 median - mode). k, then the value of k is</p>
StatisticsSat, 24 Dec 2011 20:36:21 +0000mrs_bakshi7232 at http://cbsenotes.com/notesMean of n numbers x1, x2,...xn is m.if xn is replay by x, then new mean is
http://cbsenotes.com/notes/mean-of-n-numbers-x1-x2xn-is-mif-xn-is-replay-by-x-then-new-mean-is
<div class="question_type_name">Multiple choice question</div><p>Mean of n numbers x1, x2,...xn is m.if xn is replay by x, then new mean is</p>
StatisticsSat, 24 Dec 2011 20:36:21 +0000mrs_bakshi7233 at http://cbsenotes.com/notesIf mean of 1,2,3,... n is 6n/11 then n is
http://cbsenotes.com/notes/if-mean-of-123-n-is-6n11-then-n-is
<div class="question_type_name">Multiple choice question</div><p>If mean of 1,2,3,... n is 6n/11 then n is</p>
StatisticsSat, 24 Dec 2011 20:36:21 +0000mrs_bakshi7234 at http://cbsenotes.com/notesWhich of the following is most effected by extreme observations
http://cbsenotes.com/notes/which-of-the-following-is-most-effected-by-extreme-observations
<div class="question_type_name">Multiple choice question</div><p>Which of the following is most effected by extreme observations</p>
StatisticsSat, 24 Dec 2011 20:36:21 +0000mrs_bakshi7235 at http://cbsenotes.com/notesThe mean age of combined group of men and women is 30 years. If the mean of the age of men and women...
http://cbsenotes.com/notes/the-mean-age-of-combined-group-of-men-and-women-is-30-years-if-the-mean-of-the-age-of-men-and-women
<div class="question_type_name">Multiple choice question</div><p>The mean age of combined group of men and women is 30 years. If the mean of the age of men and women are respectively 32 and 27, then the percentage of women in the group is</p>
StatisticsSat, 24 Dec 2011 20:36:21 +0000mrs_bakshi7236 at http://cbsenotes.com/notesThe mean of 5 numbers is 18. One number is excluded their mean becomes 16. Then the excluded number ...
http://cbsenotes.com/notes/the-mean-of-5-numbers-is-18-one-number-is-excluded-their-mean-becomes-16-then-the-excluded-number
<div class="question_type_name">Multiple choice question</div><p>The mean of 5 numbers is 18. One number is excluded their mean becomes 16. Then the excluded number is</p>
StatisticsSat, 24 Dec 2011 20:36:21 +0000mrs_bakshi7237 at http://cbsenotes.com/notes