Statistical Questions
Dot Plots
Frequency Table/Histograms
Box Plots
Unit 1 Review
100
Identify the statistical question:
A. How many students ate pizza for lunch yesterday?
B. How many students ate in the cafeteria this week?
B. How many students ate in the cafeteria this week?
100
Which snack represents a peak in the data?
Popcorn
100
How many students scored a 60% or above?
21 students
100
True or False:
True, each quartile represents 25% of the data.
100
What is the quotient of 1,078 and 14?
77
200
Identify the statistical question:
A. What time did Mrs. Sanders' class wake up this morning?
B. Did you get up on time this morning?
A. What time did Mrs. Sanders' class wake up this morning?
200
True or False;
The shape of the dot plot is symmetric.
False
200
True or False:
When graphing a histogram, the bars touch.
True
200
What is the median?
11
200
Which correctly represents 56?
A. 5x6
B. 5x5x5x5x5x5
C. (5+6)x(5+6)x(5+6)x(5+6)x(5+6)x(5+6)
B
300
The number of points a basketball player scored each game for one week is recorded. Which is not a statistical question for the situation?
A. How many points did the basketball player score in the first game of the week?
B. What is the greatest number of points the basketball player scored?
A. How many points did the basketball player score in the first game of the week?
300
True or False;
The range of the data is 4.
True
300
About how many students are taller than 70 inches?
About 2 or 3 students
300
What is the range of the data?
Range= High-Low
Range= 12
300
What is the value of (24 + 2.1 x 92)?
186.1
400
Kate wants to conduct a survey on her fellow students favorite restaurants. She asks the following questions:
1. What is the best restaurant in town?
2. What is your favorite type of food?
3. Which restaurant has the best dessert?
Which questions are an example of a statistical question?
Questions 2 and 3
400
Find the median of the data.
The median is 2.
400
Which two heights have the same number of students?
56-60 inches and 71-75 inches
400
What is the interquartile range of the data?
IQR= Q3- Q1
IQR= 40
400
What is the value of the expression
(20-17)3 + (9+1)2?
127
500
A set of data must ______ to be considered a statistical question.
(Hint: It starts with a "v")
The data must VARY!
500
Is this data skewed right, skewed left, or symmetric?
Skewed Left
500
How many bins were less than 26?
9
500
Label the parts of a box plot.
1. Lower Extreme or Minimum
2. Q1
3. Q2
4. Q3
5. Upper Extreme or Maximum
500
Sue receives $7 per hour when she works at the book store. Last week she earned $259. How many hours did she work?
37