
Confidence Interval Construction Using TI-84

Interactive Video
•
Mathematics, Science
•
10th - 12th Grade
•
Hard

Sophia Harris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What statistical method is used in this video to construct a confidence interval for the mean?
F distribution
Z distribution
Student t distribution
Chi-square distribution
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the hypnotherapy study, how many subjects were involved?
20
15
12
10
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the degrees of freedom used in the hypnotherapy study?
11
10
13
12
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which option should be selected on the TI-84 to calculate the t-interval?
Option 8
Option 7
Option 6
Option 5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the confidence level entered into the TI-84 for this study?
0.90
0.85
0.95
0.99
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the lower bound of the confidence interval calculated in the video?
8.163
8.500
9.000
9.803
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What additional information does the TI-84 provide besides the confidence interval?
Population standard deviation
Population mean
Sample variance
Sample mean and standard deviation
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