Refer to the following partial ANOVA results from Excel (some information is missing) . 
Degrees of freedom for the F-test are:
Definitions:
Courteous Use
The application of politeness and good manners in communication and interaction with others.
Cell Phones
Cell phones are portable telecommunications devices that allow for the making and receiving of calls, as well as other functions like texting and internet access.
Space Language
Language designed for communication in or about environments outside the Earth's atmosphere, often involving technical and scientific terminologies.
Emotional State
The internal condition of a person that affects their psychological well-being, influencing moods, feelings, and behaviors.
Q16: Phyllis used a triangular distribution of T(10,15,20)to
Q53: Averaging the first six data values is
Q57: The triangular distribution is symmetric.
Q72: The table below is a tabulation of
Q81: A multiple regression analysis with two independent
Q88: An operations analyst counted the number of
Q92: Which data would be measured over an
Q96: For the fitted time series trend model
Q97: In constructing a confidence interval for a
Q119: Which is not true of the coefficient