Statistics
Important Questions
Q) The median of the following data is 50. Find the values of ‘p” and ‘q’, if the sum of all frequencies is 90. Also…
Q) The length of 40 leaves of a plant are measured correct to nearest millimetre, and the data obtained is represented in the following table: Find…
Q) The monthly expenditure on milk in 200 families of a Housing Society is given below: Find the value of x and also, find the…
Q) The mode of the following frequency distribution is 55. Find the missing frequencies ‘a’ and ‘b’. Ans: Since we know that, the modal class is…
Q) A student noted the number of cars passing through a spot on a road for 100 periods each of 3 minutes and summarised it…
Q) India meteorological department observes seasonal and annual rainfall every year in different sub-divisions of our country. It helps them to compare and analyse the…