Test Review

Dr. Dre is a dentist. He needs to report on the average number of cavities that his patients have.
1,0,1,5,6,3,4

• 3.33
• 2.85
• 3
• 3.5

How many more blue cars are there than green SUVs?

• 35

• 25

• 45

• 30

What’s the median?

• 1
• 2
• 3
• 4

Whats the Range?

• TWO
• SIX
• SEVEN
• NINE

What is the mode?

• happening the most

• the average

• biggest - smallest

• the middle

What is the formula to find the z-score for population?

• z=X-M

• z=σ-M/μ

• ^z/M=μ

• z=X-μ/σ

If Gonzalo's score is 87, the class average is 82, and the SD is 4, what is Gonzalo's Z-score?

• -1.25
• +1.25
• +1.20
• +1.02

Honey Smacks have a Z-score of 3.87.
How many grams of sugar are there? 
(mean = 7.6, SD = 4.5)

• 25.015 g
• 18.014  g
• 10.47 g
• Idk but that's a whole lotta sugar!