2. What is the probability that a randomly selected GE Crystal Clear 60- watt light bulb will last 1400 hours? - Include the P notation. - Answer in a complete sentence. [Ans1 l'lOO-ISSO -_ 2lo telW'- .0043] Z: 5' '7 The probability that a randomly selected GE Crystal Clear 60-watt light bulb will last 1400 Hours is 0.0043. Page 3 of 4 Intro to Stat I (STAT-145) l ,Ocl 1' O \\ In-Class ASSignment 12: Normal Distribution 3. Determine the middle 90% of all GE-Crystal Clear SIDwatt light bulbs that will last in a number of hours. - Round answer to the nearest whole number. - Include the P notation. - Answer in a complete sentence. [Ans1 1456 and 1644] D X'f'l\" +7. 0 3:5? __ 3' I550 1.1 \\g \f3 given daskal mean ( 4 ) = 1550 standard deviation (5) = 57 3 Determine go y. of all GE crystal clear 60-watt light bulbs that will last in a numberof hour. - in the given problem the probability of shaded region is given, from . that one calculate X Z - the comespending 2-score then are will calculate , X , & X2 , and then cell will get our desired Answer. P ( X 4 LZ