Answer:
5 is the interquartile range
Step-by-step explanation:
•25th Percentile: 7
•50th Percentile: 8.5
•75th Percentile: 12
•Interquartile Range: 5
4^-5=1/1024 or 2/2048 or 3/3072
For the first one it’s 9490 & for the second it’s 860
Okay so if he serves 18 customers in 42 minutes divide 18 by 42 and you get the amount of customers he serves per min which is 0.42857413 then multiply that by 120 since 2 hours add up to 120 minutes and you get 51.43
we have

Complete the square. Remember to balance the equation by adding the same constants to each side


Rewrite as perfect squares


therefore
the answer is
