Normal Probability Distributions and Statistics
Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Medium
Thomas White
Used 2+ times
FREE Resource
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12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main focus of the lesson introduced at the beginning?
Linear regression
Normal probability distributions
Hypothesis testing
Chi-square tests
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the mean score of the ACT test scores discussed?
19.7
18.5
21.1
23.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following scores is considered unusual based on z-scores?
35
22
9
15
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the mean used when drawing the normal curve in the lesson?
70
80
60
50
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many standard deviations are added to the mean in the normal curve example?
Four
Two
Three
One
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the standard deviation of time spent in the supermarket?
15 minutes
12 minutes
18 minutes
10 minutes
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the probability that a shopper spends between 24 and 54 minutes in the store?
0.7333
0.9333
0.6333
0.8333
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