Mathematics, 01.12.2021 03:50, lizzyhearts
A quality control expert at LIFE batteries wants to test their new batteries. The design engineer claims they have a standard deviation of 54 minutes with a mean life of 828 minutes. If the claim is true, in a sample of 107 batteries, what is the probability that the mean battery life would differ from the population mean by more than 8.3 minutes? Round your answer to four decimal places.
Answers: 3
Mathematics, 21.06.2019 16:40, lawrencebenoit7194
This question awards 100 ! i really donβt want to fail i will also mark you !
Answers: 2
Mathematics, 21.06.2019 18:10, chyyy3
The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%
Answers: 2
Mathematics, 21.06.2019 20:50, xbeatdroperzx
Ms. ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms. ortiz charge per kilogram of tomatoes to make on a load of tomatoes?
Answers: 2
Mathematics, 21.06.2019 22:40, michaellagann2020
Adeli owner keeps track of the to-go orders each day. the results from last saturday are shown in the given two-way frequency table. saturday's to-go deli orders in person by phone online total pick up 38 25 31 94 delivery 35 28 34 97 total 73 53 65 191 what percent of the to-go orders were delivery orders placed by phone? a. 14.66% b. 38.41% c. 28.87% d. 52.83%
Answers: 2
A quality control expert at LIFE batteries wants to test their new batteries. The design engineer cl...
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