Multiple Choice
All of the following statements are true of the required sample size,except that
A) it varies inversely with the precision desired
B) it varies directly with the estimate of the population standard deviation
C) if varies inversely with the size of the population
D) it varies directly with the desired confidence level
Correct Answer:
Verified
Correct Answer:
Verified
Q8: All statistical tests,such as calculation of the
Q9: All of the following methods of sampling
Q10: Explain the two primary ways a researcher
Q11: Although sampling errors tend to decrease with
Q12: As the sample size increases,the confidence interval
Q14: What are absolute and relative precision?
Q15: Discuss the constraints that affect sample size
Q16: For finite populations,the formula used for
Q17: Precision expressed in units is called relative
Q18: Outline the fives steps in selecting a