frequency table example

The frequency table displays the different levels of education of 13 people in a family. How many more persons in the family had undergone Elementary or Secondary education than those who had undergone University education? => 2 or 5 or 4 or 3..

Mr. Tony asks the students in his class how long they watch T.V. each day. The responses are displayed in the frequency table. How many children watch T.V. for 2 hours daily? => 4 or 7 or 5 or 8..

The frequency table represents the volcanic eruptions between 1900 and 2000. Find the difference in the number of volcanic eruptions that occurred between 1960 - 1980 and 1940 - 1960. => 3 or 6 or 7 or 4..

In frequency modulation, the frequency of the carrier wave is modified in accordance with the amplitude of the modulating wav..

In frequency modulation, the frequency of the carrier wave is modified in accordance with the amplitude of the modulating wave. The amplitude of the carrier remains unchanged at all times. In other words, the amplitude of the modulated wave remains the same as the amplitude of t..

The number of oscillations of a particle executing SHM in one second is called the frequency. It is the reciprocal of the period i.e., n = 1/T. It will be equal to the number of revolutions completed per second by the body on the circle of reference. Its unit is cycles per second or hertz..

Corresponding to w c , ( w c + w m ) and ( w c - w m ), there are three frequencies n c , n c + n m , and n c - n m . Clearly, the frequency of the unmodulated carrier wave is not changed. However, two new frequencies ( n c + n m ) and ( n c..

Matt ordered 84 pairs of shoes of different sizes. The number of pairs of each size are given by the frequency table. What is the mean number of pairs ordered by Matt? Shoe size Frequency 5" 22 6" 14 7" 24 8" 24 => 23 or 21 or 19 or 84..

Identify the error in constructing frequency distribution table. Class Frequency 53 - 57 8 58 - 62 4 68 - 71 3 72 - 77 1 => The number of classes are less than 5 or The classes are not continuous or The width of the classes are not equal or All of the above..

The frequency table represents the number of employees and their salaries. Find the difference between the number of employees getting a salary of $4200 and $3900. Salary ($) Frequency 3900 8 4000 5 4100 4 4200 10 4300 6 => 1 or 2 or 3 or 6..