Vocabulary
Populations and Samples
Analyzing Data
Comparing Populations
Miscellaneous
100
What is another word for mean?
the average median of a substance
100
What is the overall population of the following two options:
A) New Jersey
B) America
America
100
Tristan says the mode is 5. Is he correct? Why or why not?
No, the mode is 35.
100
Which school should buy more suckers?
South Middle School
100
What measure of variability is used with the median?
IQR
200
What does M.A.D. stand for?
Mean Absolute Deviation
200
Is this a biased or random sample:
Doing a school survey, but only surveying those with green eyes.
Biased.
200
What is the best estimate for the center of this box plot?
Anywhere from 100-150. Probably a little closer to 150.
200
Which is supported by the data in the table?
A) Player A has a larger center than Player B
B) Player A is a better basketball player than Player B
C) Player A had at least one higher scoring game than Player B.
C
200
Where is the median on a box plot? Draw it!
In the box (or some form of this)
300
Name the two types of data plots we have reviewed this chapter.
Box Plots & Dot Plots
300
Is this a random or biased sample?
Finding out how many pets students have by drawing 200 random names out of a hat.
Random
300
How do I find the interquartile range on a box plot?
Subtract the ends of the boxes.
300
Who has a higher center height? Why?
Boys. Their center height is 62, girls only have a center height of 60.
300
Which measure of center is best to use when an outlier is present?
Median
400
What is an example of a MEASURE OF CENTER?
Mean OR Median
400
Give me any example of an overall population and what a possible sample might be.
Lots of different answers.
400
If 12 out of 100 seventh graders hate pizza, how many seventh graders would hate pizza out of 300?
36
400
One of these classes has a 3 certified geniuses in it. Which class most likely has this student?
Class 2. The scores are generally better.
400
Which measure of center do you use when there is not an outlier? Also, what is the measure of variability that relates to this center?
Mean, MAD
500
What is an example of a MEASURE OF VARIABILITY?
IQR
500
Is this a biased or random sample?
Asking students walking out of band what the best elective is.
Biased
20 Bonus points if you can give me the random version of this sample.
500
In a survey, 3 out of 25 students said that they like raisins. If there are 200 students in the school, how many can we expect not to like raisins?
176
500
This box plot shows the cost of speeding tickets in 2 states. Julia got a $90 speeding ticket. Which state did she most likely get this ticket in? Why?
State B. The costs are generally higher. They have a mean of 80. Most of the data is between 70 and 100 in State B.
500
What are the five points on a box plots?
1) Minimum
2) Median of Q1
3) Median
4) Median of Q3
5) Maximum