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El Meson Sandwiches Inc is considering introducing a new mofongo flavored sandwich. For that, it decides...

El Meson Sandwiches Inc is considering introducing a new mofongo flavored sandwich. For that, it decides to test it first on volunteers. Data are collected from a random sample of 500 people. The results indicate that 135 of the volunteers would buy the sandwich. you are required to construct a 99% confidence interval for the proportion of people that would buy the sandwich.

What distribution would you use when making the confidence interval?

Math   Statistics-And-Probability   
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Answer #1

Total number of sample (n) = 500
number of favourable events (X) = 135

Confidence interval(in %) = 99

Required confidence interval = (0.27-2.5758(0.0199), 0.27+2.5758(0.0199))
Required confidence interval = (0.27-0.0513, 0.27+0.0513)
Required confidence interval = (0.2187, 0.3213)
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