Are You in the Game?

Are You in the Game?

1.  Realtors typically use the median price of homes in an area rather than the average price. Why is this? Give an example to justify your response.

2.  What is the formula for MAD?

3.  What is the formula for standard deviation? What effect does taking a square root have? What is the name of the radicand?

4.  What is a conditional probability? What effect does a conditional probability have on the sample space?

5.  Recall the lesson involving 485 characters in 50 horror movies. What was the point of the lesson? What conclusion was drawn? We only did a few simulations in class whose results were represented on a dot plot. What would the dot plot likely look like if 1000 simulations were performed with a sufficiently large class?

6.  If a pair of dice is rolled there is one sum that is more likely than all others. What is this sum? What is the probability of rolling this sum?

7.  What does syntax mean? How does syntax apply to RStudio? Give an example.

8.  How many calories are there in one gram of protein?

9.  What is the fundamental difference between a histogram and a bar graph?

10. What is the fundamental counting principle? Give an example.

11. I have mentioned a normal distribution several times. Draw a normal curve. Give three facts about a normal distribution.

12. What percent of data is found within one standard deviation of the mean in a normal distribution?

13. What is the probability of getting three heads in three flips of a coin?

14. Why do ors increase probabilities while ands decrease probabilities?

15. What is an interquartile range, IQR?

16. Find 85.

17. What does it mean if two events are independent of each other? How is this related to conditional probabilities?

18. Give an example of mutual exclusivity.

19. What is the name of the high school in the video whose high standards were seemingly being compromised by otherwise well-intentioned administrators?

20. Add these fractions: 572+720+1145.