The mean doesn't have outliers, and if you're looking for a perfect middle of your data, the median is the best.
Answer:
6·<u>¹₂</u> 6¹/₂
Step-by-step explanation:
by dividing 13 by 2, we get the quotient 6, remainder 1 and divisor as 2.
as we know, to write a mixed fraction, we follow Q^R/D, so we get 6¹/₂.
Answer:
95.44%
Step-by-step explanation:
Mean rate (μ) = 160 euros
Standard deviation (σ) = 8 euros
For any given rate, X, the z-score is:

For X = 144 euros:

For X= 176 euros

In a standard distribution, a z-score of -2 corresponds to the 2.28th percentile, while a z-score of 2 corresponds to the 97.72th percentile.
Therefore, the percentage of hotels with rates between 144 and 176 euros is:
