The following histogram represents the number of pages in each book within a collection.What is the frequency of books containing at least 250 but less than 400 pages? 
Definitions:
Blighted Neighborhood
An area of a city that is deteriorating, underdeveloped, or impoverished, often characterized by a decline in infrastructure and housing quality.
Upscale Restaurants
Dining establishments that offer high-quality food and services, often characterized by a formal atmosphere and higher prices.
Social Atomization
The process by which social bonds between individuals are broken down, leading to a state of fragmentation and isolation within a society.
Pluralistic Ignorance
A process in which members of a group individually conclude that there is no need to take action because they see that other group members have not done so.
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