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...
http://cbsenotes.com/notes/the-median-of-set-of-9-distinct-observations-is-205-if-each-of-the-largest-4-observations-of-the-s
<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...
http://cbsenotes.com/notes/the-am-of-a-set-of-50-numbers-is-38-if-two-numbers-of-the-set-namely-55-and-45-are-discarded-the
<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/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/notesThe mean and median of 100 items are 50 and 52 respectively. The value of the largest item is 100. I...
http://cbsenotes.com/notes/the-mean-and-median-of-100-items-are-50-and-52-respectively-the-value-of-the-largest-item-is-100-i
<div class="question_type_name">Multiple choice question</div><p>The mean and median of 100 items are 50 and 52 respectively. The value of the largest item is 100. It was later found that it is 110 not 100. The true mean and median are</p>
StatisticsSat, 24 Dec 2011 20:36:21 +0000mrs_bakshi7238 at http://cbsenotes.com/notesMean of 100 items is 49. It was discovered that three items which should have been 60, 70, 80 were w...
http://cbsenotes.com/notes/mean-of-100-items-is-49-it-was-discovered-that-three-items-which-should-have-been-60-70-80-were-w
<div class="question_type_name">Multiple choice question</div><p>Mean of 100 items is 49. It was discovered that three items which should have been 60, 70, 80 were wrongly read as 40, 20,50 respectively. The correct mean is</p>
StatisticsSat, 24 Dec 2011 20:36:21 +0000mrs_bakshi7230 at http://cbsenotes.com/notesIf the mode of a data is 18 and the mean is 24, then median is
http://cbsenotes.com/notes/if-the-mode-of-a-data-is-18-and-the-mean-is-24-then-median-is
<div class="question_type_name">Multiple choice question</div><p>If the mode of a data is 18 and the mean is 24, then median is</p>
StatisticsSat, 24 Dec 2011 20:36:21 +0000mrs_bakshi7231 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/notes