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Author Question: A random variable X is normally distributed with a mean of 175 and a standard deviation of 50 . ... (Read 87 times)

sc00by25

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on: Jun 24, 2018
A random variable X is normally distributed with a mean of 175 and a standard deviation of 50 . Given that X = 150, its corresponding Z- score is 0.50.
 a. True
  b. False
   Indicate whether the statement is true or false

Question 2

Which pair of tests is used to test for normality?
 a. a t-test and an ANOVA test
  b. an empirical cumulative distribution function test and an F-test
  c. a chi-square test and a Lilliefors test
  d. a quantile-quantile plot and a p-value test


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isabelt_18

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

TRUE

Answer to Question 2

c


sc00by25

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

emsimon14

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Reply 3 on: Yesterday
Excellent

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