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← H Calendar × STA 2023 - HW 14 ( X WASTA 2023 - HW 14(X C webassign.net/web/Student/Assignment-Responses/last?dep=29214267 ☐ Let x = red blood cell (RBC) count in millions per cubic millimeter of whole blood. For healthy females, x has an approximately normal distribution with mean μ = 3.1 and standard deviation σ = 0.2. The Standard Normal Distribution (-0, 0-1) -2 -1 0 68% of area 95% of area 99.7% of area 2 STA 2023 - HW 15 XSTA 2023 - Quiz 9 ( x O Stuclent Portal: Colli x + X (a) Convert the x interval, 4.5 < x, to a z interval. (Round your answer to two decimal places.) <z ( (b) Convert the x interval, x < 4.2, to a z interval. (Round your answer to two decimal places.) z< [ (c) Convert the x interval, 4.0 < x < 5.5, to a z interval. (Round your answers to two decimal places.) <<< (d) Convert the z interval, z < -1.44, to an x interval. (Round your answer to one decimal place.) O (e) Convert the z interval, 1.28 <z, to an x interval. (Round your answer to one decimal place.) <x Type here to search E a O 80°F 미 10:49 PM 7/4/2022 C x ⠀ P

← = Calendar → C × STA 2023 - HW 14 ( X WASTA 2023 - HW 14(X webassign.net/web/Student/Assignment-Responses/last?dep=29214267 95% of area 99.7% of area (a) Convert the x interval, 4.5 < x, to a z interval. (Round your answer to two decimal places.) <Z STA 2023 - HW 15 X ✔STA 2023 - Quiz 9 (X (b) Convert the x interval, x < 4.2, to a z interval. (Round your answer to two decimal places.) (c) Convert the x interval, 4.0 < x < 5.5, to a z interval. (Round your answers to two decimal places.) (d) Convert the z interval, z < -1.44, to an x interval. (Round your answer to one decimal place.) x <[ (e) Convert the z interval, 1.28 <z, to an x interval. (Round your answer to one decimal place.) ]<x (f) Convert the z interval, -2.25 < z < -1.00, to an x interval. (Round your answers to one decimal place.) ]<x<[ Submit Answer (g) If a female had an RBC count of 5.9 or higher, would that be considered unusually high? Explain using z values. O Yes. A z score of 14.00 implies that this RBC is unusually high. O No. A z score of -14.00 implies that this RBC is unusually low. O No. A z score of 14.00 implies that this RBC is normal. Type here to search O O Student Portal: Coll x + X O 80°F □ D 10:50 PM 7/4/2022 C x ⠀ R