Activity #2 (4th Quarter)
Authored by James Dela Cruz
Mathematics
11th Grade
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following characteristics of the t-distribution is NOT true?
It is a bell-shaped curve symmetrical about the mean.
The mean of the distribution is equal to 0 and is located at the center of the distribution.
The curve is asymptotic to the 𝑥-axis.
The variance of the distribution is always less than 1.
2.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
True or False: (Write your answer in CAPITAL LETTERS)
The mean of the distribution is equal to 1 and is located at the center of the distribution.
(a)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who developed the t-distribution?
William S. Gosset
Willy S. Gosset
William S. Gossey
Willy S. Gossey
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is formula of t-distribution?
5.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Find the value of t-distribution for a 95% confidence interval when the sample size is 30.
(a)
6.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Find the value of t-distribution for a 90% confidence interval when the sample size is 40.
(a)
7.
FILL IN THE BLANKS QUESTION
45 sec • 1 pt
Find the variance of the t-distribution with 35 degrees of freedom. (Two decimal points)
(a)
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