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Author Question: A frozen food company that makes burritos currently has employees making burritos by hand. It is ... (Read 90 times)

jjjetplane

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on: Jun 24, 2018
A frozen food company that makes burritos currently has employees making burritos by hand.
 
  It is considering purchasing equipment to automate the process and wants to determine if the automated process would result in lower variability of burrito weights. It takes a random sample from each process as shown below.Process 1(by hand) Process 2 (automated)n = 10 n = 8s = 0.22 ounces s = 0.16 ouncesIn conducting the hypothesis test, the test statistic is F = 1.375. Indicate whether the statement is true or false

Question 2

What sample size is needed to estimate a population mean within 50 of the true mean value using a confidence level of 95, if the true population variance is known to be 122,500?
 
  A) 211
  B) 155
  C) 214
  D) 189


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lolol

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Reply #1 on: Jun 24, 2018
Answer to Question 1

FALSE

Answer to Question 2

D


jjjetplane

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Reply 2 on: Jun 24, 2018
Wow, this really help

Joy Chen

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Reply 3 on: Yesterday
:D TYSM

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