A random sample of 50 employees of a large company was asked the question, "Do you participate in the company's stock purchase plan?" The answers are shown below. yes no no yes no no yes yes no no

\begin{array} { l l l l l l l l l l } \text { yes } & \text { no } & \text { no } & \text { yes } & \text { no } & \text { no } & \text { yes } & \text { yes } & \text { no } & \text { no } \\\text { no } & \text { yes } & \text { yes } & \text { yes } & \text { no } & \text { yes } & \text { no } & \text { no } & \text { yes } & \text { yes } \\\text { no } & \text { yes } & \text { yes } & \text { no } & \text { yes } & \text { yes } & \text { no } & \text { yes } & \text { yes } & \text { yes } \\\text { yes } & \text { no } & \text { no } & \text { yes } & \text { yes } & \text { yes } & \text { yes } & \text { yes } & \text { no } & \text { yes } \\\text { no } & \text { yes } & \text { yes } & \text { no } & \text { yes } & \text { yes } & \text { yes } & \text { yes } & \text { yes } & \text { yes }\end{array}

Use a 90% confidence interval to estimate the proportion of employees who participate in the company's stock purchase plan.

Let T0 Be a Specific Value of T P(t≥t0)=.025 where df =20. P \left( t \geq t _ { 0 } \right) = .025 \text { where df } = 20 \text {. }P(t≥t0​)=.025 where df =20.

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Let T0 Be a Specific Value of T $P \left( t \geq t _ { 0 } \right) = .025 \text { where df } = 20 \text {. }$

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