Question

A student conducts a simple random sample of students from her high school and finds that 22 out of 110 students in her sample regularly walk to school. Give a point estimate for the proportion of all students at her high school who regularly walk to school. using the t-table

Answer 1

Solution

$\mathbf{given:}\;x=22,\;n=110$

$\mathbf{Sample\;proportion\;(\hat p)}=\frac{x}{n}=\frac{22}{110}=\mathbf{{\color{Red} 0.20}}$

$\mathbf{\therefore The \:point \:estimate=\hat p=\mathbf{{\color{Red} 0.20}}}$