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Author Question: The monthly electrical utility bills of all customers for the Far East Power and Light Company are ... (Read 185 times)

K@

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on: Jun 24, 2018
The monthly electrical utility bills of all customers for the Far East Power and Light Company are known to be distributed as a normal distribution
 
  with mean equal to 87.00 a month and standard deviation of 36.00. If a statistical sample of n = 100 customers is selected at random, what is the probability that the mean bill for those sampled will exceed 75.00?
  A) -0.33
  B) Approximately 0.63
  C) About 1.00
  D) 3.33

Question 2

In a recent one-way ANOVA test, SSW was equal to 15,900 and the SSB was equal to 3,100. Therefore, SST is equal to 12,800.
 
  Indicate whether the statement is true or false


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leeeep

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

C

Answer to Question 2

FALSE


K@

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Reply 2 on: Jun 24, 2018
:D TYSM

komodo7

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Reply 3 on: Yesterday
Excellent

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