class boundary

A research scholar wants to complete the research work done by his student. In the data available with him, the class limits are missing. Find the class boundaries of each class whose midvalues are 25, 34, 43, 52, 61 and 70. => Figure 1 or Figure 3 or Figure ..

Recognize the false statement(s). I. The numbers used to separate the classes, so that there are no gaps in the frequency distribution are called class limits. II. Class width for a class is found by subtracting the lower class limit from the upper ..

Which among the following statement(s) is/are true about histograms? I. Midpoints are useful in determining class widths and class boundaries. II. Histograms are useful in displaying cumulative frequencies. III. Histograms are used to display categorical data. IV. Hist..

Which of the following inequalities the boundary line in the graph would be solid?6 => 4 x + 5 y > 3 or 5 x - 6 y < 2 or 4 x + 5 y < 3 or 5 x + 6 y ≥ 2..

Which of the following inequalities the boundary line in the graph would be dashed? => 9 x + 10 y ≤ 3 or 9 x - y ≥ 3 or x + 9 y ≤ 3 or 9 x + y > 3..

Which of the following statement(s) is/are not true about histograms? I. The bars must touch each other. II. The width of each class must be same. III. A histogram for a given set of data may be symmetric or skewed depending on the selection of class width and boundaries..

Which of the following statement(s) is/are true? I. The other name for an ogive is a frequency polygon. II. The boundaries for the class limits 8.6 - 8.8 are 8.55 - 8.85. III. A Pareto chart can be used to show the relationship between the parts and the whole. => II only or I an..

Which of the following is necessary to find the length of the rope required to cover the boundary of a circular ground? => circumference or radius or area or diameter..

The velocity (m/sec) of water flow in a pipe of 25 m diameter for consecutive days of a month are observed as: 1.5 1.5 1.6 1.4 1.5 1.4 1.6 1.4 1.5 1.3 1.4 1.3 1.4 1.5 1.7 1.6 1.5 1.5 1.5 1.4 1.3 1.5 1.5 1.6 1.7 1.5 1.4 1.4 1.4 1.5 Find the class boundaries for the last clas..

Give boundaries for each value. I. 10 calories II. 20 joules III. 100 gallons IV. 1000 litres => I 9 - 10.5 calories, II 19.5 - 20 joules, III 99.5 - 100 gallons, IV 999 - 1000.5 litres or I 9 - 10 calories, II 19 - 20 joules, III 99 - 100 gallons, IV 999 - 1000 litres or I 9.5 - 10.5 cal..