Answer: Given a sample of 200, we are 90% confident that the true proportion of people who watched educational TV is between 72.1% and 81.9%.
Step-by-step explanation:
=0.049
0.77±0.049< 0.819, 0.721
Answer:
135%
Step-by-step explanation:
To represent a decimal to percentage, multiply by 100
1.35 x 100 = 135
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25x/45=-65
25x=2925
x=117
I wasn't sure if you wanted a solution
Answer:
$2,880
Step-by-step explanation:
interest = (principal * rate * time)/100
= (15000 * 3.2 * 6)/ 100
= 2880
Answer:
The following equation is not a circle, but a hyperbola, because you have 4y, but no y^2
Step-by-step explanation:
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