Understanding Standard Normal Distribution
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main goal when finding the area of the shaded region under the standard normal distribution?
To find the mean of the distribution
To calculate the standard deviation
To determine the area to the right of a given z-score
To identify the median of the distribution
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of rounding the answer to four decimals?
To simplify the calculation
To match the precision of the calculator
To ensure accuracy in probability calculations
To make the answer easier to read
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the shaded region under the curve represent in a standard normal distribution?
The area between two z-scores
The area to the right of the z-score
The area to the left of the z-score
The total area under the curve
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which tool is essential for finding the area under the standard normal distribution curve?
A compass
A ruler
A calculator
A protractor
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function used in the calculator to find the area under the standard normal distribution?
normalpdf
normalcdf
normalsum
normalmean
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the first two inputs required by the normalcdf function?
Z-score and mean
Lower and upper bounds of the shaded region
Mean and standard deviation
Standard deviation and z-score
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which menu option in the calculator contains the normalcdf function?
Second option
First option
Third option
Fourth option
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