Author Question: Those who engage in estimation insist on random sampling, rather than convenience sampling or ... (Read 61 times)

vicky · **on:** Jul 24, 2018

Those who engage in estimation insist on random sampling, rather than convenience sampling or judgment sampling, because random sampling:
a. avoids the errors inherent in matched-pairs sampling
b. avoids the errors inherent in work sampling
c. avoids the errors inherent in voluntary response sampling
d. eliminates the systematic error or bias that arises in nonrandom sampling
e. achieves all of these

Question 2

The calculated value of F in a one-way ANOVA is 7.88 . The numerator and denominator degrees of freedom are 3 and 9, respectively. The most accurate statement to be made about the p-value is that p-value < 0.01.
Indicate whether the statement is true or false