the mean and median

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) or mean - mode = 2 3 (mea..

Tim has taken an aptitude test 8 times and his scores are 96, 98, 98, 105, 36, 87, 95 and 93. Is mean or median the better measure of central tendency? => Median or Mean..

The data represents the percentage of children suffering from vascular diseases in 8 selected areas of 2 different countries. Find the mean, median, mode and midrange for country 1 and country 2. => Country 1: 8.263%, 7.92%, 2.9%, 8.225% ; Country 2: 6.116%, 3.88%, 2.9%, 6.555% ..

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 only or II,..

Which is not part of the five-number summary? I. Q 1 and Q 3 II. The mean III. The median IV. The smallest and largest data values => III only or I only or IV only or II only..

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 estimate a..

Identify the incorrect statement. I. Mean is the sum of values divided by the total number of values. II. Median is the middle point in data set that has been ordered. III. Mode is the highest value in the data set. IV. Midrange is the difference between the highest value and th..

Which of the following statement(s) is/are true? I. The population mean is represented by the Roman letter X ‾ . The sample mean is represented by the Greek letter μ . II. The measures that determine the spread of the data values are called measures of dispersion. III..

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..

The average of data values in the data set is called _______. => mean or median or mode or range..