The percentages of murders in 2010 carried out by using various types of weapons are described by the pie chart in Fig. 25.

a. Find the percentage of murders that were carried out using firearms OR knives or other cutting instruments.
b. If a murder victim was both stabbed with a knife and shot with a handgun, how do we know that only one of the two weapons was counted as the murder weapon in the pie chart?
c. Construct a relative frequency bar graph that describes the data.
d. Does a pie chart contain more, less, or the same information as a relative frequency bar graph? Explain.

Transcribed Image Text:

Types of Weapons Used in Murders Weapon Firearms, 67.5% Knives or other cutting instruments, 13.1% Unknown or other dangerous weapons, 13.6% Personal weapons (hands, fists, etc), 5.8%