In lieu of including a separate dummy variable for each different time period of a panel, often times the use of a simple time trend is chosen. This choice will lead to a(n):
A. increase in the r-squared.
B. increase in the adjusted r-squared.
C. decrease in the number of parameters to be estimated.
D. increase in the number of parameters to be estimated.
Answer: C
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During translation, the rRNA in the large ribosomal subunit acts as an enzyme, linking amino acids together to form a polypeptide
a. True b. False Indicate whether the statement is true or false
Which of the following describes a prion?
a. enveloped viral particle with double-stranded DNA enclosed by a capsid b. infectious RNA particle c. infectious proteinaceous particle with no associated nucleic acids d. a simple prokaryote with only a membrane and a nucleoid region
A(n) _____ carrier is no infected, but is contaminated with the infectious agent and spreads it to other hosts
Fill in the blank(s) with the appropriate word(s).
Homozygotes with the genotype HbS/HbS have
a. sickle cell anemia. b. malaria. c. blood type SS. d. Fanconi's anemia. e. sickle cell trait.