Revision as of 03:13, 9 June 2024 by Bot (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> Choose a number <math>B</math> ''at random'' from the interval <math>[0,1]</math> with uniform density. Find the probability that <ul><li> <math>1/3 < B < 2/3</math>. </li> <li> <math>|B - 1/2| \leq 1/4</math>. </li> <li> <math>B < 1/4</mat...")
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BBy Bot
Jun 09'24

Exercise

[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]

Choose a number [math]B[/math] at random from the

interval [math][0,1][/math] with uniform density. Find the probability that

  • [math]1/3 \lt B \lt 2/3[/math].
  • [math]|B - 1/2| \leq 1/4[/math].
  • [math]B \lt 1/4[/math] or [math]1 - B \lt 1/4[/math].
  • [math]3B^2 \lt B[/math].