# Posts by Rrjey

Total # Posts: 5

**pROBABILITY AND STATISTIC..HELP...................**

a missile protection system consists of n radar sets operating independently each with probability .9 of defecting an aircraft entering a specified zone.all radar sets cover the same zone.if an airplane enters the same, find the probability that it will be detected if n=2 and n=4

**PHYSICS 1 ..'''''''''''''''''''''''' helllpppppppp**

THANK U

**PHYSICS 1 ..'''''''''''''''''''''''' helllpppppppp**

A girl of mass (Mg) is standing on a plank of mass (Mp). Both are originally at rest on a frozen lake that constitutes a frictionless, flat surface. The girl begins to walk along the plank at a constant velocity (vgp) to the right relative to the plank. (The subscript gp ...

**pROBABILITY AND STATISTIC..HELP...................**

please answer

**pROBABILITY AND STATISTIC..HELP...................**

A small store installed a diesel-powered generator for emergency power outage because they function independently of electric power. The past history of the town indicates that on about 5% of days during summer the town loses electricity due to high winds. However, high winds ...