The monthly electrical utility bills of all customers for the Far ...

[K@]

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

[leeeep]

Answer to Question 1

C

Answer to Question 2

FALSE

[K@]

Gracias!

[shewald78]

Thanks for the timely response, appreciate it