If a card is chosen from a standard deck of cards, what is the probability of getting a five or a seven ?

Related Mcqs:

1. If a card is chosen from a standard deck of cards, what is the probability of getting a diamond (♦) or a club (♣)?

   A. 26/52=1/2
   B. 13/52
   C. 20/52
   D. 12/52

2. The probability of drawing a diamond card out of 52 cards is ______________?

   A. 13/52
   B. 1/2
   C. 4/52
   D. 0

3. The probability of drawing a picture card out of 52 cards is : ______________?

   A. 13/52
   B. 12/52
   C. 16/52
   D. 3/52

4. The picture cards having in total fifty two cards is equal_________________?

   A. 16
   B. 24
   C. 12
   D. Non of these

5. The probability of getting exactly two heads when two balanced coins are toss once_________________?

   A. 1/4
   B. 2/4
   C. 3/4
   D. 4/4

6. The probability of getting exactly three tails when three balanced coins are tossed once _______________?

   A. 1/8
   B. 2/8
   C. 5/8
   D. 7/8

7. The probability of getting at least one head when two balance coins are tossed once __________________?

   A. 1/4
   B. 2/4
   C. 3/4
   D. 4/4

8. For a probability density function (pdf), the probability of a single point is_____________?

   A. 1
   B. 2
   C. 0
   D. Constant

9. If the standard deviation of the values 2, 4, 6, 8 is 2.58, then the standard deviation of the values 4, 6, 8, 10 is_______________?

   A. 0
   B. 2.58
   C. 5
   D. 4.66
   E. 2.33

10. If the standard deviation of the values 2,4,6,8 is 2.33, then the standard deviation of the values 4,6,8,10 is_____________?

    A. 0
    B. 2.58
    C. 4.66
    D. 2.33