SOLUTION: In our Condor Cafe, the Oxnard College Culinary Program offers the most delicious and affordable breakfast and lunch choices among the 152 Community Colleges in California. This we

Question 1197465: In our Condor Cafe, the Oxnard College Culinary Program offers the most delicious and affordable breakfast and lunch choices among the 152 Community Colleges in California. This week, a random sample of 357 orders was recorded, and 77 orders were for the $5-meals. To find the 99.5% confidence interval for the true proportion of the orders for the $5-meals, you need to use which one of the following calculators?
Enter your answer as an open-interval (i.e., parentheses) using decimals (not percents) accurate to three decimal places.
Confidence interval =
Express the same answer as a tri-linear inequality using decimals (not percents) accurate to three decimal places.
Express the same answer using the point estimate and margin of error. Give your answers as decimals, to three places.
p =
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!


Hi  
n = 357   p = 17/357 = .0476  and q = 1 - .0476 = .9524 
99.5% confidence interval ⇒  z = 1.96  2-sided   Invnorm(.995 + .5/2 ) = 2.807
ME = = .032
.0476 - .032 < p < .0476 + .032
.016 < p < .080
 0r
p = .0476 ± .032
always check the Arithmetic
Wish You the Best in your Studies.

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