You select a random sample of 150 people at a medical convention attended by 1,

Question

You select a random sample of 150 people at a medical convention attended by 1, 752 people. Within your sample, you find that 74 people have traveled from abroad. Based on this sample statistic, estimate how many people at the convention traveled from abroad. Would you be more confident of your estimate if you sampled 300 people? The number of people at the convention traveled from abroad is. (Round to the nearest whole number as needed.) Would you be more confident of your estimate if you sampled 300 people? Yes No

Explanation / Answer

The number of people at the convention traveled from abroad = 1752 * 74/150 = 864.32 = 864

Yes, as the sample size gets closer to the population size, the estimate become more accurate.

Yes is the correct option.

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