mean and the 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..

Dennis 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? => Mean or Median..

The number of ATM transactions of a particular bank recorded at 12 locations in a city on a day are as follows. 24, 42, 210, 69, 38, 72, 59, 44, 96, 21, 318, 66 Find the median and mean of the number of transactions. Which is greater, median or mean? => 62.5,..

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 only or II,..

Describe which measure of central tendency - mean, median, or mode was probably used in each situation. Answer in order. I. One half of the gross domestic product (GDP) of country A comes from more than 42.5% of its citizens. II. Computation of per-capita income in several count..

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 of the following is true for the data set? 45, 30, 35, 40 and 25 => Median = 36, Range = 30 and Mean = 36 or Median = 35, Range = 22 and Mean = 34 or Median = 35, Range = 20 and Mean = 37 or Median = 35, Range = 20 and ..

Find the measures of central tendency for the data set 5, 9, 11, 6, 7, 6, 8, 9 and 11. => Mean = 8, median = 8 and modes are 6 or Mean = 8, median = 11 and modes are 6, 9 and 11 or Mean = 8, median = 8 and modes are 6 and 11 or Mean..