Answer:
The mean is 4.88 hours / day
Step-by-step explanation:
To calculate the mean we just add the values and divide by the number of items (in this case we add the hours and divide by the number of days)
so the equation would be

Answer:
45.26
Step-by-step explanation:


Answer: who made this question I think you need to round 250 to the nearest whole number I’m not sure.
Step-by-step explanation:
Answer:
-5
Step-by-step explanation: