Find the mean of 13,18,13,14,13,16,14,21,13

Related MCQs

• The arithmetic mean of the marks obtained by 50 students was calculated as 44. It was later discovered that a score of 36 was misread as 56. Find the correct value of arithmetic mean of the marks obtained by the students.
• The mean weight of 150 students in a class is 60 Kg. The mean weight of Boy students is 70 Kg and that of a girl students is 55 kg. Find the number of Boys and Girls in the class.
• The mean of 10 observations is 10. All the observations are increased by 10%. The mean of increased observations will be:
• Given Mean = 70.2 and mode = 70.5. Find the median using empirical relationship among them.
• In a moderately skewed distribution, the value of mode is 120 and that of median is 140. Find the value of arithmetic mean.
• A distribution consists of three components with total frequencies of 200, 250 and 300 having means 25, 10 and 15 respectively. Find the mean of the combined distribution.
• Find the mean of x + 77, x + 7, x + 5, x + 3 and x – 2?
• The following numbers represent the ages of people on a bus: 3, 6, 27, 13, 6, 8, 12, 20, 5, 10. Calculate their mean of their ages.
• If the mode is 14 and value of mean is 5 then the value of median is
• The sample mean is a