Express the confidence interval 0.319 < p < 0.488 in the form of p ± E.
1 answer:
Answer:
Step-by-step explanation:
The fundamental step would be to determine the values of p and E which i believe is the margin of error in this case. Consider the following two equations;
We simply add the two equations and solve for p;
We then substitute this value of p in either equation and solve for E;
Since we have both p and E, the confidence interval can thus be written as;
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The sum of 3 numbers is 92.
Average of 3 numbers and 8 =
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x= 92.
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This means the following⬇️
This equation is the 50 dollars he has to spend minus the 30.25 he has already spent which results in⬇️
This results in Tom needing to still spend 19.75 more dollars to get his free meal!!
Hope this helped!!