What to do for “huge z-values”? They do sometimes turn up, especially when the evidence for a hypothesis test is very strong one way or the other. Anyway, just use a spreadsheet to find yo… more →
Ma222 - Statistical Analysiswrote 3 weeks ago: I thought I’d make my reappearance since the infamous broken-CPU-heatsink incident with some h … more →
wrote 1 month ago: What to do for “huge z-values”? They do sometimes turn up, especially when the evidence … more →
wrote 1 month ago: When you are doing a hypothesis test how do you decide which form to use? Say we are going to test t … more →
wrote 1 month ago: Here is an example of a two tailed hypothesis test. For a two-tailed test you have to find the z-val … more →
wrote 1 month ago: This problem shows an example of a hypothesis test. This one is a right tailed test, which you can t … more →
wrote 2 years ago: This is another hypothesis test. This time the claim made by the research involved corresponds to th … more →
wrote 2 years ago: When you are doing a hypothesis test how do you decide which form to use? Say we are going to test t … more →
wrote 2 years ago: Here’s another example of a hypothesis test. Again you tell the type of test (right-tailed or … more →
wrote 2 years ago: Here is an example of a two tailed hypothesis test. For a two-tailed test you have to find the z-val … more →
wrote 2 years ago: When you do a hypothesis test, you use a sample to come up with a test statistic (z-value). Then you … more →
wrote 2 years ago: This problem shows an example of a hypothesis test. This one is a right tailed test, which you can t … more →
wrote 1 month ago: When you do a hypothesis test, you use a sample to come up with a test statistic (z-value). Then you … more →
wrote 1 month ago: This is another hypothesis test. This time the claim made by the research involved corresponds to th … more →
wrote 1 month ago: Here’s another example of a hypothesis test. Again you tell the type of test (right-tailed or … more →
wrote 3 months ago: This is the culmination of many weeks of hard work. To recap the previous posts on this blog, I foun … more →