A consumer wanted to find out how accurate Siri (an Apple digital assistant) is, so he asked questions on general facts and recorded how many Siri got right. Out of the 224 questions he asked Siri, Siri responded correctly to 60 of them. What is the estimate of the population proportion? What is the standard error of this estimate?

Question 1 options:

1)

Estimate of proportion: 0.732, Standard error: 0.0296.

2)

Estimate of proportion: 0.732, Standard error: 0.0020.

3)

Estimate of proportion: 0.268, Standard error: 0.0020.

4)

Estimate of proportion: 0.268, Standard error: 0.0296.

5)

The true population proportion is needed to calculate this.