A survey of 100 people in the Metropolitan Region indicated that 56% of them need credit to complete their real estate projects. Calculate a confidence interval for the percentage of people in the Metropolitan Region who would need credit at 95% confidence. Select one:

MATLAB: An Introduction with Applications
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A survey of 100 people in the Metropolitan Region indicated that 56% of them need credit to complete their real estate projects. Calculate a confidence interval for the percentage of people in the Metropolitan Region who would need credit at 95% confidence.
Select one:
a. π = [0,639 ;0,729]
b. π = [0,463 ;0,657]
c. π = [0.431 ;0.675]
d. π = [0,631 ;0,756]
e. π = [0,345 ;0,657]

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