The coin is tossed 3 times, find the sample space using the tree diagram.

what is sampling methods The batteries are packaged in boxes of 6 batteries. After the batteries are packaged each day, inspectors will randomly select 4 boxes and inspect all 6 batteries in the selected boxes.

You randomly selected one sample of 40 citizens of your city to see if they wanted to increase taxes for education but you decided that you would do half younger people and half older people. Explain your answers. Is this random sampling?   Is this simple random sampling?

Homework 7.2 1. Four students are randomly selected from an algebra class and asked whether they suffer from math anxiety. Find the sample space for the possible outcomes of the survey using a tree diagram.

Neither Andrew nor David likes to set the table for dinner. They toss a coin to decide who will set the table. David always picks tails. What is the probability David will set the table 3 days in a row? Use a tree diagram to show your work.

You need a sample of 40 students from your school. You use a random number table to pick 20 homerooms, then you use a random number table to pick 2 names from each homeroom list. What kind of sampling is this? stratified random sample convenience sampling o multi-stage sampling o simple random sample

List all the possible outcomes from flipping a coin twice and spinning a spinner with three sections labeled red, yellow, and blue.  {HHr, HHy, HHb, HTr, HTy, HTb, THr, THy, THb, TTr, TTy, TTb}  {HH1, HH2, HH3, HH4, HT1, HT2, HT3, HT4, TH1, TH2, TH3, TH4T, TT1, TT2, TT3, TT4} {HHr, HHy, HHb, HTr, HTy, HTb, THr, THy, THb}  {HH1, HH2, HH3, HT1, HT2, HT3, TH1, TH2, TH3, TT1, TT2, TT3}

A worker wants to determine the average weight of fish fillets in his freezer. There are hundreds of boxes of fillets in the freezer with each box containing 15 fillets. He randomly selects 10 boxes of fish at random and pools all fillets in the 10 chosen boxes together as his sample. Is this simple random sampling, stratified sampling, or cluster sampling?

A manager chooses 2 months of the year during which to have training. What is the size of the sample space in this experiment?

A bag contains 4 Milky Way bars and 5 Snickers bars.  Jerod picks a bar at random from the bag and replaces it back in the bag.  He mixes the bars in the bag and then picks another bar at random.  Construct a probability tree and calculate the probability that Jerod picks two Snickers bars.