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Question
Statistics
Posted 3 months ago

The following histogram shows the age of each person on a hiking trail.

In which interval is the median age?
Choose 1 answer:
(A) 0 to 5
(B) 5 to 10
(c) 10 to 15
(D) 15 to 20
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Answer from Sia
Posted 3 months ago
Solution by Steps
step 1
To determine the median age, we first need to find the total number of hikers. Summing the frequencies: 4+2+2+1+2=114 + 2 + 2 + 1 + 2 = 11 hikers
step 2
The median is the middle value in an ordered list. For 11 hikers, the median is the 6th value
step 3
We now identify the interval containing the 6th hiker. The cumulative frequencies are: - 0 to 5 years: 4 hikers - 0 to 10 years: 4 + 2 = 6 hikers Since the 6th hiker falls in the 5 to 10 years interval, the median age is in this interval
Answer
B
Key Concept
Median in a frequency distribution
Explanation
The median is the middle value in an ordered list. For a histogram, it is found by identifying the interval containing the middle value based on cumulative frequencies.

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