When considering area under the standard normal curve, decide whether the area to the right of z = 2 ...

When considering area under the standard normal curve, decide whether the area to the right of z = 2 is bigger
  than, smaller than, or equal to the area to the right of z = 2.5.
 
  A) bigger than B) smaller than C) equal to

Q. 2

Suppose the mathematical expectation is given with the corresponding probabilities and all amounts but one
  amount a. Solving for a requires E to be multiplied by a number.
 
  Indicate whether the statement is true or false

Q. 3

A measure of variation that is greatly affected by extreme values is the standard deviation.
 
  Indicate whether the statement is true or false

Q. 4

For ratio data, we can _______ , but for interval data we cannot.
 
  Fill in the blank(s) with correct word

Q. 5

In a list of nine numbers, the median is always the fifth number from either end of the list.
 
  Indicate whether the statement is true or false

Q. 6

A quiz consists of 10 multiple choice questions, each with five possible answers, one of which is correct. To pass the quiz a student must get 60 or better on the quiz.
 
  If a student randomly guesses, what is the probability that the student will pass the quiz?
  A) 0.006 B) 0.377 C) 0.205 D) 0.060