A school having 500 students wants to identify beneficiaries of the merit-cum means scholarship, achieving more than 75% for two consecutive years and having family income less than 5 lakh per annum. Briefly describe data processing steps to be taken by the school to prepare the beneficiaries list of school.

A bank 'xyz' wants to know about its popularity among the residents of a city 'ABC' on the basis of number of bank accounts each family has and the average monthly account balance of each person. Briefly describe the steps to be taken for collecting data and what results can be checked through processing of the collected data.

Consider the temperature (in Celsius) of 7 days of a week as 34, 34, 27, 28, 27, 34, 34. Identify the appropriate statistical technique to be used to calculate the following:

1. Find the average temperature.
2. Find the temperature Range of that week.
3. Find the standard deviation temperature.

A school teacher wants to analyse results. Identify the appropriate statistical technique to be used along with its justification for the following cases:

1. Teacher wants to compare performance in terms of division secured by students in Class XII A and Class XII B where each class strength is same.

2. Teacher has conducted five unit tests for that class in months July to November and wants to compare the class performance in these five months.