Suppose that x is a binomial random variable with n = 100 and = ...

[cabate]

Suppose that x is a binomial random variable with n = 100 and  = 0.18 . Employ the normal approximation to find P(15  x  21).

Question 2

True or False If the population mean  is unknown, one can use sample data as the basis from which to make probability statements about the true (but unknown) value of .
  Indicate whether the statement is true or false

[Christopher]

Answer to Question 1

0.6976

Answer to Question 2

T

[cabate]

Wow, this really help

[xiazhe]

Thanks for the timely response, appreciate it