Following table gives the temperature at 12:00 noon on seven successive days in a city: Day (November), 1, 2, 3, 4, 5, 6, 7 Temperature (in `\ ^0C):` , 14, 18, 14, 16, 20, 15, 18 Plot a graph to illustrate this information:

Following table gives the temperature at 12 : 00 noon on seven successive days in a city: Draw a line graph.

Listed below are the temperature in ""^@C for 10 days. -6, -8,0, 3, 2, 0, 1, 5, 4, 4 What is the range of the data?

The following table gives the information regarding the number of persons employed to a piece of work and time taken to complete the work: No.of persons: 2,4,6,8 Time taken ( in days): 12,6,4,3 Plot a graph of this information.

If A=[[3, 5, -1], [2, 0, 4], [1,-3, 0]] , then [[12, 4, -6], [3, 1, 14], [20, -14, -10]] is

The following table expresses the age of eight students . Find the median age. {:("S. No.",1,2,3,4,5,6,7,8),("Age (Years)",18,16,14,11,13,10,9,2):}

Draw the temperature-time graph in each of the following cases: Time (in hours:), 7:00, 9:00, 11:00, 13:00, 15:00, 17:00, 19:00, 21:00 Temperature ^0F) in , 100, 101, 104, 102, 100, 99, 100, 98 (ii) Time (in hours), 8:00, 10:00, 12:00, 14:00, 16:00, 18:00, 20: Temperature ( ^0F) in, 100, 101, 104, 103, 99, 98, 100

Find the standard deviation for the following data: (i) x : , 3, 8, 13, 18, 23 f: , 7, 10, 15, 10, 6 (ii) x : , 2, 3, 4, 5, 6, 7, 7 f: , 4, 9, 16, 14, 11, 6, 6