mean median mode for continuous series tutoring

What is the empirical relation between mean, median and mode? => mode = mean - 1 3 (mean - median) or mean = 3 median - mode or mean - mode = 3(mean - median) ..

Standard Deviation for continuous series - In this series too deviations may be taken either from the actual mean or from standard mean. The calculations will be simplified if the deviation are taken from assumed mean..

Which of the following controls the spread of normal curve? I. standard deviation II. mean III. median IV. mode => III and IV only or II only or III only or I only..

Which of the following statement(s) is/are true? I. If a student secured 75th percentile in an exam, then it means that he scored 75 out of 100. II. A statistic that tells the number of standard deviations a data value is above or below the mean is called z score. III. The distr..

Select the correct statement(s) on the standard normal distribution curve. I. The curve is sinusoidal (of the shape of sine curve). II. It is unimodal. III. The mean, median and mode are equal. IV. Area under the curve is assumed as 1. => II and IV only or III and IV o..

Select the correct statement(s). I. A point estimate is a specific numerical value estimate of a parameter. II. The sample mean is a better estimator of the population mean than the sample median or sample mode. III. Of all the statistics that can be used to ..

The emission of a or b - particles from a radioactive element results in the function of new element called daughter element. If the daughter element still has unstable nucleus, it further disintegrates by emitting a or b - particle and produces a new daughter element. This process of successive di..

Which of the following statement(s) is/are true ? I. If the mean of the given data set 3, 6, 12, ___ is 9, then the missing number is 12. II. If the mode of the given data set 1, 0, 2, 5, 9, 11, 13, 14, 7, ___ is 0, then the missing number is 3. III. If the median of 2..

Which measure of central tendency is the most appropriate for a data set that describes the average sales of a company for various years? => median or mean or mean and median or mode..

Which measure of central tendency is most appropriate for a data that describes the heights of grade 5 students? => mode or outlier or mean or median..