In a recent survey of 157 WMU graduates, 117 students said that parking was too limited on campus. What is the estimate of the population proportion? What is the standard error of this estimate?   Question 7 options:   1)  Estimate of proportion: 0.745, Standard error: 0.0348.   2)  Estimate of proportion: 0.255, Standard error: 0.0028.   3)  Estimate of proportion: 0.745, Standard error: 0.0028.   4)  The true population proportion is needed to calculate this.   5)  Estimate of proportion: 0.255, Standard error: 0.0348.

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