Let K be a standard normal random variable. Find the densities of each of the following random variables:(adsbygoogle = window.adsbygoogle || []).push({});

X= |K|

Y = K^{2}

I get:

f_{X}(x) = √(2/π) e^{-x2/2}

and

f_{Y}(y) = 1/√(2*π) 1/√y e^{-y2/2}

**Physics Forums - The Fusion of Science and Community**

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Please check my work: Probability Theory

Loading...

Similar Threads - Please check Probability | Date |
---|---|

I Data Plotting help please | Apr 12, 2016 |

Can someone please check my logic proof? | Oct 11, 2014 |

Regression Analysis - Constructing a Model ((Need Help Please)) | Feb 12, 2014 |

Exponential dsn. please check my work | Nov 22, 2011 |

Predicate calculus: Proof problem (please check for me) | Aug 3, 2005 |

**Physics Forums - The Fusion of Science and Community**