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Author Question: All data collected in a study are referred to as the _____. a. census b. inference c. variable ... (Read 94 times)

gonzo233

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All data collected in a study are referred to as the _____.
 a. census
  b. inference
  c. variable
  d. data set

Question 2

The time it takes to completely tune an engine of an automobile follows an exponential distribution with a mean of 40 minutes.
 a. What is the probability of tuning an engine in 30 minutes or less?
  b. What is the probability of tuning an engine between 30 and 35 minutes?



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lindahyatt42

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Answer to Question 1

d

Answer to Question 2

a. 0.5276
b. 0.0555




gonzo233

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Reply 2 on: Jun 24, 2018
Excellent


alexanderhamilton

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Reply 3 on: Yesterday
Gracias!

 

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