Question

1. What is class size of interval 10, 12, 14, 16, 18?


(a) 2 (b) 1 (c) 10 (d) 18



2. Find the range of the following data: 25, 20 30, 18, 16, 15


(a) 15 (b) 10 (c) 5 (d) 20



3. Find the class mark of the interval 15.7 – 25.7?


(a) 15.3 (b) 16.3 (c) 17.3 (d) 20.7



4. A card is drawn from a pack of 52 playing cards. What is the probability of getting an king of black

colour


(a)1/26 (b) 4/52 (c)1/4 (d) none of these



5. A coin is tossed 2 times what is the probability of getting at most 2 heads.


(a) ¾ (b) ½ (c) ¼ (d) none of these​

Answer 1

Answer:

1.a

2.20

Step-by-step explanation:

l hope its correct. sorry i didn't know other answer