Twenty-five samples of size 4 resulted in grand average as 30.0 minutes and average range as 2.5 minutes for the Excellante Cleaning Company’s average time to completely clean a rug. Estimate the standard deviation of the process. Please type your answer in two decimal places.

x + 4/7

step-by-step explanation:

use cymath

answer: 193

explanation:

200-7 = 193

i can not answer the question due to the fact that you spelled "carton" as "cartoon", a cartoon is something you watch on tv, a carton is a box that holds things. and also you've been waiting for this question for a while so why don't you get off your lazy a** and try to figure it out for yourself for once!

step-by-step explanation:

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look above, and leave your comments down below, and don't for get a five stars and a and brainliest xd

sorry for the stars in the middle of words its because it wouldn't let me submit. xd

a

step-by-step explanation: