37.
Simple Random Sample vs. Random Sample Refer to the definition of
simple random sample on page 27 and its accompanying definition of
random sample enclosed within parentheses. Determine whether each
of the following is a simple random sample and a random sample.
Simple Random Sample vs. Random Sample Refer to the definition of
simple random sample on page 27 and its accompanying definition of
random sample enclosed within parentheses. Determine whether each
of the following is a simple random sample and a random sample.
a. A statistics class with 36 students is arranged so that
there are 6 rows with 6 students in each row, and the rows are
numbered from 1 through 6. A die is rolled and a sample consists of
all students in the row corresponding to the outcome of the
die.
there are 6 rows with 6 students in each row, and the rows are
numbered from 1 through 6. A die is rolled and a sample consists of
all students in the row corresponding to the outcome of the
die.
b. For the same class described in part (a), the 36 student
names are written on 36 individual index cards. The cards are
shuµed and six names are drawn from the top.
names are written on 36 individual index cards. The cards are
shuµed and six names are drawn from the top.
c. For the same class described in part (a), the six youngest
students are selected.
students are selected.
Can someone explain why is part A a random sample and not a
simple random sample is it because of the die
simple random sample is it because of the die
ScholarMatic: Explanation & Answer
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