Answer:
-$1.33 or lose $1.33
Step-by-step explanation:
In this game, there are two possible outcomes.
- There is a 2 in 6 chance (rolling a 5 or a 6) that you win $8.
- There is a 4 in 6 chance (rolling a 1, 2, 3 or a 4) that you win nothing.
Note that for any outcome, you start off paying $4 to play.
The expected value of this game is:
You are expected to lose $1.33 per play.
Answer:
1. A. how much of the students time is spent on social media during school hours.
B. By using some kind of selection technique Like Having students draw number from a hat, who ever have the specific numbers will take her survey.
C. The population for Sofies research would be a rate of 5/2. For every 5 people who take the survey only 2 turned it in.
D. She would conclude that 1 out of every 2 or 50 percent of students use social media while doing school work.
2. a) It helps to get accurate data or records of the information he wants to process and also is a direct way of carrying out analysis.
b) The students definitely might get distracted in the process of his observation and there fore render the data collection not as accurate as it will be for analysis.
c) The sample are the 10 students
The population are high school students
d) Tony 's conclusion will be 3 out of 10 looked at social media
thus 3/10 * 100 = 30 %
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
20.00 divided 2.50 = 8.
