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Author Question: The time it takes a technician to fix a computer problem is exponentially distributed with a mean of ... (Read 97 times)

ereecah

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on: Jun 24, 2018
The time it takes a technician to fix a computer problem is exponentially distributed with a mean of 15 minutes. What is the variance of the time it takes a technician to fix a computer problem? ___________________ _ minutes
 Fill in the blank(s) with correct word

Question 2

True or False The technique used to determine a confidence interval to estimate a population proportion uses the normal distribution as an approximation to the Poisson distribution.
  Indicate whether the statement is true or false


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Juro

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

225

Answer to Question 2

F


ereecah

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Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

diana chang

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Reply 3 on: Yesterday
Gracias!

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