Identify which of these types of sampling is used: simple random, stratified, systematic, or convenience.To avoid working late, a quality control analyst simply inspects the first 100 items produced in a day.
A. Systematic
B. Convenience
C. Simple random
D. Stratified
Answer: B
Mathematics
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Determine whether the statement is true or false.If n is a natural number and 8|n, then 16|n.
A. True B. False
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Multiply or divide (as specified) the numerator and denominator by the given factor to obtain an equivalent fraction.
(divide by 2k)
A. 
B. 
C. 
D. 
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Completely factor the polynomial or state that the polynomial is prime.x2 + 2x + 1
A. (x + 1)2 B. (x + 2)(x - 2) C. (x - 1)2 D. (x + 1)(x - 1)
Mathematics
Write the number using digits.thirty-two thousand, nine hundred five
A. 32,950 B. 3295 C. 320,905 D. 32,905
Mathematics