Several college students who identify as “Flat Earthers”, th…

Several college students who identify as “Flat Earthers”, those who believe the Earth is flat and not spherical, meet to discuss issues and challenges they are facing. Despite each student recently encountering criticism of their beliefs, all students walk away from the meeting with an even stronger belief in Flat Earth. Social psychologists describe this phenomenon as:

H0: μ = 100 Ha: μ < 100 The hypotheses above were testing us...

H0: μ = 100 Ha: μ < 100 The hypotheses above were testing using the following sample data. Descriptive Statistics N Mean StDev SE Mean 25 98.441 13.547 2.712   The result was a p-value of 0.285, so the researchers had to fail to reject the null hypothesis at the 0.05 alpha level.  Which of the following changes would increase the statistical power of this test?