A cumulative frequency diagram is drawn by plotting the upper class boundary with the cumulative frequency. The upper class boundaries for this table are 35, 40, 45, 50 and 55. Cumulative frequency is ...

Data is a collection of information, often in a raw number format or non-numerical. Increase your confidence further in how to plot a variety of graphs by looking at these guides on representing data.

You can use the Frequency function within Excel in Microsoft Office 2011 for the Macintosh platform to calculate the frequency of data that lies within a certain range. From that calculation you can ...

The project is a 4-digit LED voltmeter and frequency counter that was previously based on PIC16C71 but was replaced by 28-pin device PIC16F876. The PIC16F876 is capable of driving 4-digit LED in ...