CBSE Class 11 (Commerce) Statistics and Probability — practice questions
20 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 11 (Commerce) Statistics and Probability in the app →Mean, median and mode are the three measures of:How many measures of central tendency are recalled?To find the median you must first arrange the data in:If the number of observations is odd, the median is the:If the number of observations is even, the median is the mean of the:The range of a series is the maximum value minus the:Whose scores were the more scattered?How many measures of dispersion are listed?Which measure of dispersion is left out of the study?Which of these is a measure of dispersion?The range gives only a rough idea of:The measure of variability that is independent of units is the:The coefficient of variation is which ratio times 100?The coefficient of variation requires that the mean is not:A series with the greater coefficient of variation is more:A series with the lesser coefficient of variation is more:For grouped data, standard deviation is found by replacing each class by its:Which of these is NOT a measure of central tendency?Comparing series measured in different units needs a measure independent of:Dispersion is measured on the basis of the observations and the: