A proofreader checked 160 ads for grammatical errors.The sample frequency distribution is shown: 
Using a goodness-of-fit test to determine whether this distribution is uniform would result in a chi-square test statistic of approximately:
Definitions:
Smallpox
A highly contagious and deadly disease caused by the variola virus, eradicated in 1980 through vaccination efforts.
Continental Army
The revolutionary war army established by the Second Continental Congress in 1775, led by George Washington, to fight the British.
Inoculation
The practice of introducing a small amount of disease-causing agent into the body to stimulate the immune system and create immunity against a specific disease.
Q4: Basic activities of the value chain include
Q13: The sample coefficient of correlation does not
Q15: Using a two-tailed test at α =
Q29: In statistical process control,the C<sub>pk</sub> index measures
Q42: An important attribute of quality is conformance
Q72: Increasing the smoothing constant α increases the
Q73: The degrees of freedom in a 3
Q92: The Oxnard Retailers Anti-Theft Alliance (ORATA)published a
Q105: If we fit a linear trend to
Q114: Pearson's correlation coefficient (r)requires that both variables