Question

Let x - red blood cel (RBC) count in milions per cubic millimeter of whole blood. For healthy females, x has an approximately normal distribution with mean u 3.3 and standard deviation a 0.3. The Standard Norrnal Dstributon 95% of rea 99 7% of area () Convert the x interval, 4.5 sx, toaz interval. (Round your answer to two decomal places.) (b) Convert the x interval, x <4.2, to a z interval. (Round your answer to two decimal places) z 4 533 (e) Convert the x interval, 1.0 Cx5.S, to a z interval. (Round your answers to two decimal places.) (a) Convert the z interval, -1.44, to an x interval. (Round your answer to one decimal place.) x < 54 (o) Convert the z nterval, 1,.28 sz, to an x interval. (Round your answer to one decimal place.) (f) Convert the z nterval,ー2.25 <パー1.00, to an x nterval. (Round your amwers to one deond place.) (a) If a female had an RBC count of 5.9 or highver, would that be considered unusually high? Explain using z values.

Answer 1

OATE 2.2 os . O. - 2.33 <2. <7 3 3 2:33 < z < 7, 33 < -O-2132十3.3 e) 1-28 < 2 凸, 38 3.3 <x 3.68 X

PAGE No DATE/ the value of Canbr calculated an 2.62s- aar a hiaer tan z can be calculoted as

PAGE N DATE 2 7 7 2 6 0.3 2 7 8.6 As ure knas tat Hhe vane of 2-score teels eheu man anote r rom arr the above the mtan se can say tLai it can be onsicereof