Answer:
21
Step-by-step explanation:
5×3=15
7×3=21
Here is the graph! I hope this helps!
Answer:
C. The difference of the medians is 4 times the interquartile range.
Step-by-step explanation:
The diagram show two box plots.
<u>Mahoney's box plot:</u>
Median 
Interquartile range 
<u>Martin's box plot:</u>
Median 
Interquartile range 
The interquartile ranges are the same.
The difference of the medians 
Hence, the difference of the medians is 4 times the interquartile range.
Let x be the number of days you need to work.
Your goal is to achieve at least 10 000 steps.
x + 5274 ≥ 10 000
x ≥ 10 000 - 5274
x ≥ 4726
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You need to take at lest another 4726 steps to achieve the goal.
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