` Mind Tap - Cengage Learning* X + *` https: ling . cengage . com / static / nb / uil evo / index . htm ! ? deploymentId = 5727 1 928.57 1.5293.809 7 .375.50.59 4 & e / S BIN = 9787.3.37 1 1 42648. snap shotId = 71 06205 &*id = 449 9725268\\ - 18 - 7 9undergraduate.` { Undergraduate Fee .` _ Sulcata tortoise for . ^ ^ Pom Grey - Just B .\\ [I] Exclusive - Teen Fa . { & Shop Strapless - NO .` a Amazon . com : Nigh .` Minors Business - Ma . ` CENGAGE| MINDTAP Q Search this course* - Kamryn Y 7.5 Assignment X Questions Exercise 07 . 19 ( Self - Test ; Algorithmic " Question 1 1 of 14 !` Check My Work ( & remaining ) C A population has a mean of 300 and a standard deviation of 70 . Suppose a sample of size 125 is selected and [ is used to estimate 1 1. Use z- table . a . What is the probability that the sample mean will be within + / - 7 of the population mean ( to 4 decimals ) ? ( Round z value in intermediate calculations to 2 decimal places . ) 14` 6. What is the probability that the sample mean will be within + / - 10 of the population mean ( to 4 decimals ) ? ( Round z value in intermediate calculations to 2 decimal places . ) " IT` Check My Work ( } remaining ) (= Tran Kev\\ ON` ``` Mind Tap - Cengage Learning* X + *` https: ling . cengage . com / static / nb / uil evo / index . htm ! ? deploymentId = 5727 1 928.57 1.5293.809 7 .375.50.59 4 & e / S B N = 9787.3.37 1 1 4264 8. snap shotId = 71 06205 &*id = 449 9725268\\ - 18 - 7 9undergraduate.` { Undergraduate Fee .` _ Sulcata tortoise for . ^ ^ Pom Grey - Just B .\\ [I] Exclusive - Teen Fa .{ & Shop Strapless - NO .` a Amazon . com : Nigh .` { Minors Business- Ma . ` CENGAGE| MINDTAP Q Search this course* - Kamryn Y 7.5 Assignment X 6 . Check My Work ( } remaining ) @| In the EAI Sampling problem , the population mean is $51 , 800 and the population standard deviation is $ 4 , 000 . When the sample size is " = 20 , there is a 0. 4238 probability of obtaining* 10. a sample mean within + $ - $500 of the population mean . Use z-table . 1 1 . a . What is the probability that the sample mean is within $500 of the population mean if a sample of size 40 is used ( to 4 decimals ) ? 6 . What is the probability that the sample mean is within $500 of the population mean if a sample of size 80 is used ( to 4 decimals ) ? 1 4. Check My Work (} remaining ) O'= Icon Ker* ON` `