In a Harris poll, adults were asked if they are in favor of abolishing the penny

Question

In a Harris poll, adults were asked if they are in favor of abolishing the penny. Among the responses, 1208 answered "no, " 489 answered "yes, " and 376 had no opinion. What is the sample proportion of yes responses, and what notation is used to represent it? Choose the correct answer below. p = 0.288. The symbol p is used to represent a sample proportion. p = 0.236. The symbol p is used to represent a sample proportion. P^Hat = 0.288. The symbol p^Hat is used to represent a sample proportion. P^Hat = 0.230. The symbol p^Hat is used to represent a sample proportion.

Explanation / Answer

Favor of abolishing penny -

Not in favor - 1208

Yes in favor - 489

No opinion - 376

Total responses - 1208 + 489 + 376 = 2073

Yes responses = Yes in favor / Total responses = p

We are using the symbol ' p ' because we are yes responses which we are calculating in favor of abolishing penny.

p = 489 / 2073 = 0.236

Option B.

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