Answer:
12
Step-by-step explanation:
easy lean and youll know
1.
6 - 2х² = 6 - 2(-8)² = 6 - 2(64) = 6 - 128 = -122
2.

3.

4.

5.

The easiest way to solve this problem is to make a table, based on 100 total person
Prefer week ends Prefer week days Total
Female 10 55 65
Male 15 <span>20 </span>35
Total 25 75 100
The bold numbers are conclusions. The plain numbers are data.
<span>The probability that a randomly selected club member is female, given that that person prefers swimming on weekends</span> is [10 / 25] = 0.40
Answer: option D. 0.40