A credit card company estimates that the average credit card balance of Americans is $3,210. A statistics student wants to know whether this is true for citizens of her home town. Which hypothesis test would be most appropriate for addressing this question?
One sample z-test
One sample t-test
Paired-samples t-test
Independent samples t-test
ANOVA
Test of one proportion
Test of two proportions
3 answers
test of one proportion
one sample z-test
One Sample T-Test. This was the right answer on my quiz.
Think about it. Since the Std. Dev is unknown z-test can't be the answer.
Think about it. Since the Std. Dev is unknown z-test can't be the answer.
0 answers