Which is a better deal three tacos for nine dollars or for tacos for 11.99
2 answers:
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Answer:
Option A)
z equals 0.60 minus 0.72 all over the square root of the quantity 0.72 times 0.28 over 80
Step-by-step explanation:
We are given the following in the question:
Sample size, n = 80
p = 72% = 0.72
Formula for z-statistic:
Putting the values, we get,
This, the correct answer is
Option A)
z equals 0.60 minus 0.72 all over the square root of the quantity 0.72 times 0.28 over 80
To solve the equation:
Therefore, the answer is u=19.
Hope it helps!
Therefore, the answer is u=19.
Hope it helps!