The daily maximum temperatures (in degree Celsius) recorded in a certain city during the month of November are as follows: 25.8,24.5,25.6,20.7,218,20.5,20.6,20.9,22.3,22.7,23.1,22.8,22.9,21.7,21.3,20.5, 20.9,23.1,22.4,21.5,22.7,22.8,22.0,23.9,24.7,22.8,23.8,24.6,23.9,21.1 Represent them as a frequency distribution table with class size `1^0C`

Find the mode for the following series: 2.5, 2.3, 2.2, 2.4, 2.7, 2.7, 2.5, 2.3, 2.2, 2.6, 2.2

Find the mode for the following series: 2.5, 2.3 ,2.2, 2.2, 2.4, 2.7, 2.7, 2.5, 2.3, 2.2, 2.6, 2.2

The marks obtained by 40 students of class VIII in an examination are given below: 18,8,12,0,8,16,12,5,23,2,16,23,2,10,20,12,9,7,6,5,3,5, 13,21,13,15,20,24,1,7,21,16,13,18,23,7,3,18,17,16 Present the data in the form of a frequency distribution using the same class size, one such class being 15-20 (where 20 is not included).

Find the mode of the following data: 25,16,19,48,19,20,34,15,19,20,21,24,19,16,22,16,18,20,16,19

Find the mode in each of the following data collection. 5,7,9, 11, 14, 16, 20, 22, 25

The marks obtained by 40 students of class IX in an examination are given below: 18, 8, 12, 6, 8, 16, 12, 5, 23, 2, 16, 23, 2, 10, 20, 12, 9, 7, 6, 5, 3, 5, 13, 21, 13, 15, 20, 24, 1, 7, 21, 16, 13, 18, 23, 7, 3, 18, 17, 16 Present the data in the form of a frequency distribution using the same class size, one such class being 15-20 (where 20 is not included)

Find the Karl Pearson's coefficient of correlation between x and y for the following data: {:(x,16,18,21,20,22,26,27,15),(y,22,25,24,26,25,30,33,14):}

From a grouped frequency distribution from the following data by inclusive method taking 4 as the magnitude of class intervals. 31,23,19,29,22,20,16,10,13,34, 38,33,28,21,15,18,36,24,18,15, 12,30,27,23,20,17,14,32,26,25 18,29,24,19,16,11,22,15,17,10

Form a grouped frequency distribution from the following data by inclusive method taking 4as the magnitude of class intervals. 31,23,19,29,22,20,16,10,13,34,38,33,28,21,15,18,36,24,18,15, 12,30,27,23,20,17,14,32,16,25,18,29,24,19,16,11,22,15,17,10

A company manufactures car batteries of a particular type. The lives (in years) of 40 such batteries were recorded as follows: 2.6 3.0 3.7 3.2 2.2 4.1 3.5 4.53.5 2.3 3.2 3.4 3.8 3.2 4.6 3.72.5 4.4 3.4 3.3 2.9 3.0 4.3 2.83.5 3.2 3.9 3.2 3.2 3.1 3.7 3.44.6 3.8 3.2 2.6 3.5 4.2 2.9 3.6 Construct a grouped frequency distribution table for this data, using class intervals of size 0.5 starting from the interval 2 - 2.5.