Standardized Test Statistic
x̅ =
u0=
sx=
n=
Remember, you can find Sx (and x̅) by typing the values into a list and using stat->calc->one-variable stats
Round to the nearest Hundredth
What was your score on the quiz (how many did you get correct)? Record just your first attempt!
Do you think AP Statistics students are better at this quiz than the average person? Explain
Using the average score stated on the website, complete the following to test whether or not AP students are better at the quiz than people overall:
STATE:
We want to test
H0:
Ha:
Where u =
using a=0.05
PLAN: One-Sample t-test for u
Conditions
Random:
10% Condition:
Normal/Large Sample:
Standardized Test Statistic
x̅ =
u0=
sx=
n=
Remember, you can find Sx (and x̅) by typing the values into a list and using stat->calc->one-variable stats
Round to the nearest Hundredth
DO:
Standardized Test Statistic =
Using Calculator
Stats -> Test -> TTest
degrees of freedom = n - 1 =
p-value (from calculator) =
Round to the nearest hundredth
CONCLUDE:
Because the P-Value
We
Are the conditions met?
Explain
Round to the nearest Hundredth
b. Find the P-value
Round to the nearest Hundredth
Explain why
Explain
b. Calculate the standardized Test statistic
Round to the nearest hundredth
Calculate the p-value
Round to the nearest hundredth
STATE
PLAN
DO
CONCLUDE
Explain
No need to do the full state/plan/do/conclude again.
Explain why
Are there any problems above that you would like to go over in class? Indicate the question numbers below (Numbers refer to the Formative question number). I'll try to cover anything that is highly requested.
