Last week ,Taylor spent 3 hours practicing football . Robin practiced 2 1/2 times as much as Taylor. Robin wants to know how man
y hours they practiced in total. She models the problem using 1/2 fraction circles .How many circles will show the answer ?
1 answer:
Answer:
10 HOURS AND 30 MINUTES
Step-by-step explanation:
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Here, p^ = (0.39 + 0.47)/2 = 0.43
The given interval is (0.43 - 0.04, 0.43 + 0.04).
Therefore, the margin of error is 0.04.
