Answer:
4 5 5 6 7 7 8
Explanation:
4 5 5 6 7 7 8
For a median of 6, the 4th (middle) number must be 6.
For a range of 4, the first and last numbers must be 4 and 8, since 8 - 4 = 4.
For a mean of 6, the 7 numbers must add up to 42, since 42/7 = 6.
4 + 5 + 5 + 6 + 7 + 7 + 8 = 42.