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Author Question: The probability density function for the exponential distribution is bell-shaped and symmetrical ... (Read 105 times)

tiara099

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on: Jun 24, 2018
The probability density function for the exponential distribution is bell-shaped and symmetrical around the mean .
 
  Indicate whether the statement is true or false

Question 2

In a goodness-of-fit-test, the null hypothesis states that the data has been obtained from a normally distributed population. The researcher estimated the population mean and population standard deviation from a sample of 400 observations.
 
  In addition, the researcher used 6 categories to test for normality. Using a 5 level of significance, the critical value for this test is:A) 7.815
  B) 5.991
  C) 11.071
  D) 9.488


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chjcharjto14

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

FALSE

Answer to Question 2

A


tiara099

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

adf223

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Reply 3 on: Yesterday
Wow, this really help

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