Identify the sampling technique used to obtain a sample.A game warden chooses to check for fishing licenses in every 5th boat he encounters on his patrol.
A. Random sampling
B. Systematic sampling
C. Stratified sampling
D. Cluster sampling
Answer: B
Mathematics
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Find the requested partial derivative.
if 
and 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.How many five-card hands chosen from a standard deck contain two spades and three clubs?
A. 267,696 B. 19,960 C. 9295 D. 22,308
Mathematics
Translate the English statement into an inequality.The number of people the school can hold is at most 123. (Use the variable p for number of people.)
A. p > 123 B. p < 123 C. p ? 123 D. p ? 123
Mathematics
Solve the special system by substitution. If the system is dependent, write the solution using set-builder notation with the common line expressed in slope-intercept form.
A. ?
B. 
C. 
D. (-12, 0)
Mathematics