Answer:
Hope you understand, and never stop striving to learn!
Step-by-step explanation:
The sample mean is both values added together then divided by 2.
$46.63
The margin of error is the low value divided by the high value * 100% =76.8% (then you have to minus this from 100% so the margin of error is 23.2%)
Answer:
?
Step-by-step explanation:
You need to find "dollars per hour". So you need to know the total dollars and the total hours.
You already know the total dollars ... it's 54.
What are the total hours ? 2-1/2 plus 4-1/4 . Can you add those ?
Once you add up the total hours, divide ($54) divided by (total hours).
The quotient is the number of dollars she earns for each hour she works.