Question

Question 1 > As part of a statistics project, a teacher brings a bag of marbles containing 600 white marbles and 200 red marbles. She tells the students the bag contains 800 total marbles, and asks her students to determine how many red marbles are in the bag without counting them. A student randomly draws 150 marbles from the bag. Of the 150 marbles, 37 are red. The data collection method can best be described as O Survey O Controlled study Clinical study O Census The target population consists of The 37 red marbles drawn by the student The 200 red marbles if the bag O The 150 marbles drawn by the student o The 800 marbles in the bag None of the above The sample consists of The 800 marbles in the bag The 37 red marbles drawn by the student The 200 red marbles in the bag The 150 marbles drawn by the student None of the above

Answer 1

Sol The data collection method Con best be described as Surveys The most commonly used methods are published literature sources, surveys (email and mail). the 150 marbles drawn by the student. ♡ The sample consists of the 800 marbles in the berg Based on the sample. H student rando only drauy 150 marbles from the bag. of the 150 marbles, 37 are red. 150 marbles then 37 ame red. so 150x8 = 150 marbles then 37x5= 185 estimate. Now 180m =), 37 ame red. 10om 150 3 2 100x 37 74 3. 24.5 % are read than the student would estimate that 24.5x8 = 1960 = 196 marbles in the bag were red.