
Probability Concepts and Strategies

Interactive Video
•
Mathematics, Science, Education
•
10th - 12th Grade
•
Medium

Sophia Harris
Used 2+ times
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary connection between two-way tables, independence, binomial distributions, and normal curves?
They are all graphical representations.
They are unrelated concepts.
They are all types of distributions.
They all relate to probability.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What resources are recommended for this session?
A computer and internet access.
A graphing calculator and a formula sheet.
A textbook and a notebook.
A study group and a tutor.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is stratification used in sampling?
To simplify data collection.
To eliminate the need for random sampling.
To reduce variability in estimates.
To increase bias in estimates.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the Central Limit Theorem state about sampling distributions?
They are always uniform.
They become approximately normal with a large enough sample size.
They are always skewed.
They are always bimodal.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the standard deviation of the difference between two independent random variables?
Add the standard deviations.
Subtract the standard deviations.
Add the variances and take the square root.
Multiply the standard deviations.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common mistake when combining standard deviations of independent random variables?
Adding the standard deviations directly.
Multiplying the standard deviations.
Subtracting the standard deviations.
Dividing the standard deviations.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a probability question involving weather and commute times, what representation is suggested?
A scatter plot.
A tree diagram.
A pie chart.
A bar chart.
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