If you are testing 
vs. 
using a sample of 15 observation and a significance level equal to .05, then the critical value of the test is:
Definitions:
Couple
A couple refers to two persons or things closely associated with each other, often used to describe a romantic partnership.
Stairs
A series of steps constructed for the purpose of providing access between different floors or levels.
Iron-Eating Bacteria
Microorganisms that derive their energy by oxidizing ferrous iron compounds, leading to the corrosion of iron-based materials.
Basketball Player
An athlete who participates in basketball, a team sport involving shooting a ball through an opponent's hoop to score points.
Q7: The public relations officer for a particular
Q49: A building contractor employs three construction engineers,
Q53: Which of the following statements about the
Q55: The degrees of freedom for a denominator
Q82: A survey claims that 9 out of
Q89: A marketing consultant was in the process
Q104: The value of F that locates an
Q140: The analysis of variance, ANOVA, is best
Q162: An Internet server claimed that its users
Q169: In testing the difference between two population