The distribution below shows the number of wickets taken by bowlers in one-day cricket matches. Find the mean number of wickets by choosing a suitable method, What does the mean signify?

The given distribution shows the number of runs scored by some top batsmen of the world in one-day international cricket matches Find the mode of the data.

The following table gives the distribution of total household expenditure (in Rs) of mannual workers in a city. Find the mean expenditure (in Rs) per household by using on approximate method. What does mean signify?

The wickets taken by a bowler in 10 cricket matches are as follows, 2 6 4 5 0 2 1 3 2 3 Find the mode of the data.

Find the probability distribution of the number of heads when three coins are tossed. Also find the mean number of heads in the above case.

The table below shows the daily expenditure on food of 25 households in a locality. Find the mean daily expenditure on food by a suitable method.

100 surnames were randomly picked up from a local telephone directory and the frequency distribution of the number of lettersin the English alphabetsin the surnames was obtained as follows : Determines the median number of letters in the surnames. Find the mean number of letters in the surnames? Aso, find the modal size of the surnames.

A survey was conducted by a groupofstudentsas a part of their enviromentawareness programme, in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Which method did you use for finding the mean, and why?

Thirty women were examined in.a hospital by a doctor and the number of heart beats per minute were recorded and summarised as follows. Find the meanheart beats per minute for these women, choosing a suitable method.

Following is the distribution of the number of out-door patients registered in a certain hospital in 100 days : Find the arithmetic mean and standard deviation.