Hypothesis Testing
Potpourri
Books Adapted
Into Great Movies
Into Great Movies
Numbers May Be Involved
Biology, Geography,
or World History
or World History
200
A pooled variance is used when this can be assumed.
What are equal variances?
200
Hikers become part of the "2000 mile" club when they complete this trail that ends (or starts) on Mt. Katahdin.
What is the Appalachian Trail?
200
This epic fantasy trilogy with elves, dwarves, and wizards, released to cinemas in the 2000's, was filmed entirely in New Zealand.
What is Lord of the Rings?
200
Given
\alpha=0.01
this is our relative confidence level.
What is 99% ?
200
This is the process by which organisms with favorable traits are able to produce more offspring.
What is natural selection?
400
If equal variances cannot be assumed, this is the formula for the test statistic comparing two independent sample means.
What is t^**=\frac{\barX_1-\barX_2}{\sqrt{\frac{s_1^2}{n_1}+\frac{s_2^2}{n_2}}} ~ t_{v} ?
400
The Student's t distribution was developed by William Sealy Gosset while working for this company.
What is Guinness?
400
This dystopian novel has the saying "may the odds be ever in your favor."
What is The Hunger Games?
400
These are the assumed degrees of freedom for comparing two independent samples with the sample sizes, respectively, 22 and 34.
What are 54?
400
This is the largest mountain range in North America, spanning both the United States and Canada.
What is the Rocky Mountains?
600
If the null hypothesis for a chi-squared test is rejected, this is the conclusion drawn.
What is dependence?
600
In The Hitchhiker's Guide to the Galaxy, this is the answer to the "Ultimate Question of Life, the Universe, and Everything."
What is 42?
600
This wonky novel takes place in a candy factory, which five children were given the opportunity to tour, yet only one makes it out in the end...
What is Charlie and the Chocolate Factory?
600
Given the following contingency table, these are the expected counts.
What is
600
This is considered to be the hottest desert in the world, but not the largest.
What is the Sahara?
800
This is the type of statistical error that occurred if the null hypothesis was wrongly rejected.
What is a Type I Error?
800
This well-known bread baker is the only person, out of the hosts and judges, to have been in every episode of the Great British Bake Off.
Who is Paul Hollywood?
800
This chilling novel about a cannibalistic serial killer, and the FBI agent who hunts him, was adapted into a film that won the "big five" Academy Awards.
What is Silence of the Lambs?
800
Given the following contingency table, if we wanted to compare two proportions with 95% confidence, this would be our two-sided confidence interval.
What is [0.23, 0.38] ?
800
Archaeopteryx was the first dinosaur fossil found that provided a definitive link between dinosaurs and these modern day animals.
What are birds?
1000
To determine when to use a one-sided or two-sided confidence interval for supporting the results of a hypothesis test, this is what should be checked.
What is the alternative hypothesis?
1000
Interpret this R output:
What is equal variances?
1000
"Clever girl" is one of the well-known phrases from the Spielberg adaptation of this novel.
What is Jurassic Park?
1000
For comparing two independent samples, the following sample statistics were collected:
Assuming equal variances and the alternative hypothesis is two sided, with 99% confidence, what is the result of the hypothesis test?
What is fail to reject?
1000
This was the largest contiguous empire in the world, for nearly 2 centuries, spanning from modern-day Hungary to China.
What is the Mongol Empire?