Estimating Averages and Quartiles
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main focus of this video tutorial?
Drawing bar charts
Estimating averages from histograms
Solving algebraic equations
Calculating probabilities
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT covered in this video?
Estimating the median
Finding the mode
Calculating quartiles
Determining the mean
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in drawing a histogram?
Drawing the bars
Plotting frequency density
Calculating the mean
Labeling the axes
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate frequency density?
Class width divided by frequency
Frequency divided by class width
Frequency multiplied by class width
Frequency plus class width
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the class width for the interval 90 to 100?
5
10
15
20
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the frequency density for a frequency of 16 and class width of 5?
3.6
4.0
3.2
2.5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the median from a histogram?
By identifying the tallest bar
By finding the middle value in the frequency table
By calculating the mean of all frequencies
By summing all frequencies
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