subject
Mathematics, 07.09.2021 01:00 kkeith121p6ujlt

As part of a statistics project, a teacher brings a bag of marbles containing 800 white marbles and 300 red marbles. She tells the students the bag contains 1100 total marbles, and asks her students to determine how many red marbles are in the bag without counting them. A student randomly draws 200 marbles from the bag. Of the 200 marbles, 56 are red. i) The data collection method can best be described as.
A) Survey
B) Clinical study
C) Census
D) Controlled study
ii) The target population consists of .
A) The 56 red marbles drawn by the student.
B) The 200 marbles drawn by the student.
C) The 1100 marbles in the bag.
D) The 300 red marbles in the bag.
E) None of the above
iii) The sample consists of .
A) The 200 marbles drawn by the student.
B) The 300 red marbles in the bag.
C) The 1100 marbles in the bag.
D) The 56 red marbles drawn by the student.
E) None of the above.
iv) Based on the sample, the student would estimate that marbles in the bag were red.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 16:00
What situation is an example of an observational study
Answers: 3
question
Mathematics, 21.06.2019 22:00
Non-euclidean geometry was discovered when, in seeking cleaner alternatives to the fifth postulate, it was found that the negation could also be true a. true b.false
Answers: 1
question
Mathematics, 22.06.2019 00:40
If a distance of 75 yds is measured back from the edge of the canyon and two angles are measured , find the distance across the canyon angle acb = 50° angle abc=100° a=75 yds what does c equal?
Answers: 1
question
Mathematics, 22.06.2019 03:10
47: 4 aisha changed 1.45 + 2.38 to 1.5 + 2.4 in order to estimate the sum. what estimation method did she use?
Answers: 1
You know the right answer?
As part of a statistics project, a teacher brings a bag of marbles containing 800 white marbles and...
Questions