A)
Let X be the food expenditure of a family.
Let the population mean of an expenditure of a family be.
Let the population standard deviation of an expenditure of a family be.
The proportion families spend more than $30 but less than $490 per month on food is,
Answer:
the answer is "d" because the x region is negative 2 and the y region is a positive1
There could be 4 adults which is 16$ with 4 children which is 4$ and that gives you 20$
Answer:
12.5 hours
Step-by-step explanation:
= 12.5