Frequency distribution refers to a set of frequencies with a  particular set of values into which a statistical population is  grouped. Relative frequency refers to data preâ¦sented in a table  that demonstrates the relative frequency of multiple  non-overlapping classes.
1 The annual average temperature in Florence, Tuscany, Italy is mild at 14.6 degrees Celsius (58.3 degrees Fahrenheit). 2  Average monthly temperatures vary by 18.4 C (33.1 F) which is a slightly low range. 3  The average diurnal temperature variation/ range is 11 C (19.8 F).
Temperatures in October vary depending on where you are in Italy, but as a general rule of thumb these are the ranges: 1  Northern Italy: 45-65Â°F (7-18Â°C). 2  Central Italy: 55-70Â°F (13-21Â°C). 3  Southern Italy: 65-75Â°F (18-24Â°C).