Multiple Choice
A sample of 1,400 American households was asked if they planned to buy a new car next year. Of the respondents, 34% indicated they planned to buy a new car next year. Construct a 90% confidence interval of the proportion of American households who expect to buy a new car next year.
A) [0.3152, 0.3648]
B) [0.3192, 0.3608]
C) [0.3394, 0.3406]
D) [0.3354, 0.3446]
Correct Answer:
Verified
Correct Answer:
Verified
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