exercise:902fdab873: Difference between revisions
From Stochiki
(Created page with "<div class="d-none"><math> \newcommand{\NA}{{\rm NA}} \newcommand{\mat}[1]{{\bf#1}} \newcommand{\exref}[1]{\ref{##1}} \newcommand{\secstoprocess}{\all} \newcommand{\NA}{{\rm NA}} \newcommand{\mathds}{\mathbb}</math></div> A random sample of 2400 people are asked if they favor a government proposal to develop new nuclear power plants. If 40 percent of the people in the country are in favor of this proposal, find the expected value and the standard deviation for the...") |
No edit summary |
||
| Line 1: | Line 1: | ||
A random sample of 2400 people are asked if they favor a government proposal to develop new nuclear power plants. If 40 percent of the people | |||
government proposal to develop new nuclear power plants. If 40 percent of the people | |||
in the country are in favor of this proposal, find the expected value and the | in the country are in favor of this proposal, find the expected value and the | ||
standard deviation for the number <math>S_{2400}</math> of people in the sample who favored the | standard deviation for the number <math>S_{2400}</math> of people in the sample who favored the | ||
proposal. | proposal. | ||
Latest revision as of 22:01, 14 June 2024
A random sample of 2400 people are asked if they favor a government proposal to develop new nuclear power plants. If 40 percent of the people in the country are in favor of this proposal, find the expected value and the standard deviation for the number [math]S_{2400}[/math] of people in the sample who favored the proposal.