If the purpose of the hypothesis test is to establish that a population parameter is equal to or not equal to a specific value, the ___________________ ___________________ .
A) equality statement is always assigned to the null hypothesis
B) equality statement is always assigned to the alternative hypothesis
C) statement is always assigned to the null hypothesis
D) or statement is always assigned to the alternative hypothesis
Question 2
According to a survey of business executives, 78 received a pay raise when they asked for one. A random sample of four executives was selected. The probability that all four received a raised when they asked for one is ________.
A) 0.056
B) 0.127
C) 0.237
D) 0.370