Answer:
10.36 %
Explanation:
given,
It is reported that there is increase in revenue of international flight from $528 million in 1986 to $5,100 million in 2009.
to calculate the geometric mean annual percentage
= 
= 1 - 1.1036
= 0.1036 = 10.36 %
hence, the geometric mean annual percentage increase in international passenger revenues is 10.36%
Answer:
Advantages
1. These data could improve response by helping first responders locate victims who need urgent help.
2. They are useful because updates are gotten from people who have first hand information.
Disadvantages
1. The information may not be totally accurate.
2. Such data tend to be biased
Explanation:
Crowdsourced social media data is simply the data gotten from social media based on reports made by citizens about locations and conditions of events or disasters in their community.
There are certain advantages and disadvantages when using such data in disaster response which are given above.
Answer:
A tourism/tourist product can be defined as the sum of the physical and psychological satisfaction it provides to tourists, during their 'traveling and sojourn' en route at the destinations. ... Thus, whatever the natural and man-made resources, services brought about the consumption of tourists is called tourism products.