Register
John flips a fair coin 40 times. How many times can he expect heads to appear? 4 10 15 20
81.6k views
0 votes
John flips a fair coin 40 times. How many times can he expect heads to appear?

4
10
15
20

User Leo Correa
by
4.9k points

1 Answer

1 vote
The answer is 20, since it’s heads and tails you have a half and half chance, therefore you divide 40 in half and get 20
User Phnkha
by
5.8k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.8m questions

7.6m answers

Other Questions

Solve for y in terms of x. 2/3y - 4 = x y = x + 6 y = -x + 4 y = -x + 6 y = x + 4
Aliyah has $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?
Evaluate a + b when a = –16.2 and b = –11.4 A. –27.6 B. –4.8 C. 4.8 D. 27.6
What is the value of x? (-4) - x = 5
Find the quotient of 3,078 ÷ 27. A) 104 B) 109 C) 114 D) 119
Link Copied!