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Author Question: Entertainment Software Association would like to test if the standard deviation for the age of ... (Read 88 times)

Ebrown

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on: Jun 24, 2018
Entertainment Software Association would like to test if the standard deviation for the age of gamers (those that routinely play video games) is equal to 6.0 years. The standard deviation for the age from a random sample of 24 gamers is 3.8 ye
 
  The degrees of freedom for this hypothesis test would be ________.A) 21
  B) 23
  C) 24
  D) 25

Question 2

The sample size for the sign test is the total number of plus signs and minus signs.
 
  Indicate whether the statement is true or false


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Rilsmarie951

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

B

Answer to Question 2

TRUE


Ebrown

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Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

ktidd

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Reply 3 on: Yesterday
Wow, this really help

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