MCQ 11 MarkThe mean of a variable $x$ is $4$ If $y=13- x$, what will be the mean of $y$ ?A$4$B$45$✓$5$D$1$AnswerCorrect option: C. $5$View full question & answer→
MCQ 21 MarkIf the mean of $50$ observations is $15$, what will be the sum of these observations?A$65$B$4$C$50$✓$65$AnswerCorrect option: D. $65$View full question & answer→
MCQ 31 MarkIf $60 \%$ observations in the given data have the value more than $19$ , what will be the fourth decile for the data?A$40$✓$19$C$60$D$81$AnswerCorrect option: B. $19$View full question & answer→
MCQ 41 MarkIf the numbers of children in $10$ families are $1,,0,3,,,1,0,4,$, find the mode for the number of children per family✓$3$B$1$C$4$D$0$AnswerCorrect option: A. $3$View full question & answer→
MCQ 51 MarkThe observations in data are $k, k, 3 k, 4 k, 5 k$ where $k$ is a positive number If the median is $30$ , find the value of $k$A$30$B$15$✓$10$D$6$AnswerCorrect option: C. $10$View full question & answer→
MCQ 61 MarkThe median for a set of observations is $5$ If the smallest observation reduces by two, what will be the median of that set ?A$50$B$54$C$6$✓$5$AnswerCorrect option: D. $5$View full question & answer→
MCQ 71 MarkIf the mean for the data with $15$ observations is $0$ , what is the value of $\Sigma(x-0) ?$A$0$✓$0$C$15$D$5$AnswerCorrect option: B. $0$View full question & answer→
MCQ 81 MarkWhat is the value of the $\frac{3 n}{4}$ th observation called in a continuous frequency distribution ?✓$Q_3$B$Q_1$C$D_3$D$D_4$AnswerCorrect option: A. $Q_3$View full question & answer→
MCQ 91 MarkIn how many equal parts do the deciles divide the given data ?A$9$B$100$✓$10$D$4$AnswerCorrect option: C. $10$View full question & answer→
MCQ 101 MarkWhich of the following has the same value as $D_7$ ?✓$P_{T 0}$B$P_{30}$C$D_3$D$Q_3$AnswerCorrect option: A. $P_{T 0}$View full question & answer→
MCQ 111 MarkWhich of the following statements is true for the weighted mean ?AHighest weight is given to the observations having least importanceBAll the observations are given equal weightCSmallest weights are given to the observations having maximum importance✓Smallest weights are given to the observations having least importanceAnswerCorrect option: D. Smallest weights are given to the observations having least importanceView full question & answer→
MCQ 121 MarkWhich average should be calculated if there are open-ended classes in the given data ?AMode✓MedianCMeanDWeighted meanAnswerCorrect option: B. MedianView full question & answer→
MCQ 131 MarkThe value for which of the following can be obtained by a histogram ?AMeanBGeometric meanCMedian✓ModeAnswerCorrect option: D. ModeView full question & answer→
MCQ 141 MarkWhich of the following measures of central tendency is based on all the observations?✓Geometric meanBMedianCPercentileDDecileAnswerCorrect option: A. Geometric meanView full question & answer→
MCQ 151 MarkWhat is the term used for the mean of a pooled group obtained from the means of two or more groups ?AArithmetic meanBGeometric mean✓Combined meanDWeighted meanAnswerCorrect option: C. Combined meanView full question & answer→
MCQ 161 MarkWhich of the following results is true if the values of all the observations are same ?A$\bar{x}$✓$\bar{x}=G$C$\bar{x}>G$D$\bar{x}=-G$AnswerCorrect option: B. $\bar{x}=G$View full question & answer→