Statistics and Bias
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Anthony Clark
FREE Resource
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which type of study best describes the situation?
Survey
Controlled experiment
Observational study
Census
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
?
interviewing every 5th customer to come into the station
interviewing customers chosen at random by a computer at the checkout
interviewing customers who call an 800 # posted on the customers' receipts
interviewing every customer who comes in chosen at random out of a hat
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
It is the branch of applied mathematics dealing with data collection, organization, analysis, interpretation and presentation.
Algebra
Trigonometry
Statistics
Geometry
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the class mark of the third row?
24
24.5
25
25.5
5.
MULTIPLE CHOICE QUESTION
1 min • 8 pts
a question that can be answered by collecting data that vary.
Quartiles
Statistical Questions
Box Plot
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A scientific body of knowledge which deals with collection, presentation, interpretation and analysis of data.
Probability
Statistics
Sequence
Geometry
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Choose the correct concept:
Is a diagram in which the numerical values of variables are represented by the height or length of lines or rectangles of equal width.
The number of observations is marked with a single point at the midpoint of an interval.
Is an accurate representation of the distribution of numerical data. It is an estimate of the probability distribution of a continuous variable.
The graph is divided into sectors, where each sector shows the relative size of each value
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