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WorksheetsT-Table Reading
Total questions: 11
Worksheet time: 6mins
Which is our current school year?
SY 2020-2021
SY 2021-2022
SY 2022-2023
SY 2023-2024
What does "n" signify?
sample size
confidence level
level of significance
probability
What does "a" signify?
sample size
confidence level
level of significance
probability
How is the alpha level computed from the confidence level?
n - 1
CL - 100%
100% - CL
1 - n
How is the degree of freedom computed given the sample size?
1 - n
n - 1
df - 1
1 - df
"Fif-t Shades"
What is the value of the shaded area in the distribution?
15%
5%
95%
2.5%
"Fif-t Shades"
What is the value of one shaded area in the distribution?
0.005%
0.5%
0.001%
0.1%
"T-ick your Pick"
Find the t-value of a right-tailed distribution with a degree of freedom of 10 and a confidence level of 95%.
1.812
1.833
2.228
2.262
"T-ick your Pick"
Find the t-value of a two-tailed distribution with a sample size of 8 and a 80% confidence level.
±0.896
±1.397
±1.415
±1.895
"Percen-TILES"
What is the percentile of 1.771 under a t-distribution with 13 degrees of freedom?
5th percentile
10th percentile
90th percentile
95th percentile
"Percen-TILES"
Find the percentile of the t-value of -3.930.
99.9th percentile
99.8th percentile
0.1st percentile
0.2th percentile
