
1.
Jake is fascinated with gardening. He likes seeing the growth of his plants and enjoys keeping track of the number of days per week he waters his houseplants, as well as the amount of water, in ounces, he uses each time. Which of these is the discrete variable?

2.
Alan is going fishing with his friends and they always bet money on who can catch the largest fish. They keep track of how many fish they catch and record the precise length of each fish in inches. Identify the discrete variable.

3.
Ryan drives a large vehicle and keeps track of the number of times he goes to the gas station as well as a precise measurement of how much gas he buys in gallons. Which of these is the discrete variable?

4.
Sean wants to get in shape and is keeping track of the number of sodas he drinks and the amount in ounces consumed per week. Identify the discrete variable.

5.
Carl is a track runner. Once or twice a week, when he isn't training and has some free time, he buys new running shoes online. He wants to keep track of his money so he keeps track of the number of pairs of shoes he buys as well as the price in dollars and cents. Identify the discrete variable.

6.
Ruby likes to go running regardless if it is evening or morning. She likes to bring either a sports drink or water and is keeping track of how many days she goes running a week and for how long she runs in minutes and seconds. Identify the discrete variable.

7.
Gary is collecting scrap pieces of lumber that were leftover at a construction site. He wants to save up enough lumber to build a shed. During random times of the day, he checks on the site and records how many usable pieces he finds as well as the precise length of each piece in inches. What is the discrete variable in this situation?

8.
James has a green house where he grows flowers of different types and sells them online at various prices. He waters and adds a chemical that promotes healthy growth every day. He records the number of flowers that bloom, the amount of chemical he uses in ounces, and measures the length of the petals down to each millimeter. Identify the discrete variable.

9.
Jacky got a physical exam done and is not satisfied with her current blood pressure level. She is on a fitness plan and is tracking the number of days she works out as well as the precise amount of time she works out. What is the discrete variable?

10.
Darryl goes out clay skeet shooting every weekend with 3 of his friends. They make random amount bets to see who can shoot the most discs. He always keeps track of the number of clay discs he shoots and the precise amount of time he takes to shoot them in minutes and seconds. Identify the discrete variable.

11.
A scientist is performing an experiment involving some harmful chemicals that can emit toxic fumes. He records the number of times the chemical has the reaction he wants, the time the reaction takes place in minutes and seconds, as well as the density of the fumes in pounds per square inches. What is the discrete variable?

12.
Billy is trying to be more productive and wants to cut out watching useless television programs in his life. He starts keeping track of the number of times he watches television during the day, the type of program, as well as the length in minutes and seconds. What is the discrete variable in this situation?

13.
Reggie is trying to improve his sprinting speed and his coach tells him to practice and record his results. Reggie tracks the number of sprints he does a day, the precise time he runs in minutes and seconds, as well as the type of shoe he is wearing. What is the discrete variable?

14.
Jack is fixing up his car to go faster. He decides to take it out for a test and see how long before his car will reach 50 mph. He chooses to test during the night and records the number of tests he did as well as the amount of time his car took to reach 50 mph. Identify the discrete variable in this situation.

15.
Stanley, an owner of a large ranch, sells quality soil to local farmers in his area. He keeps track of the number of sales he gets in a week, the amount in ounces, as well as the price he charges in dollars and cents. What is the discrete variable?

16.
Eli who is an avid chess player is trying to get his ranking higher. He attends a tournament every week and starts tracking the number of pieces he loses per game as well as the time it takes each game before someone gets checkmated in minutes and seconds. What is the discrete variable?

17.
David really wants to pass his Statistics course this year. He notices that he keeps getting distracted with alerts from his phone which causes him to digress. He develops a studying strategy and begins keeping track of the number of alerts he gets during the time he spends studying which he also records in minutes and seconds. What is the discrete variable?

18.
Jaime would like to improve her running distance for this years track team and is collecting data on her runs. She randomly chooses days to go running. She records the number of songs she listens to on her mp3 player as well as the precise distance she ran in miles and feet and the time in minutes and seconds. What is the discrete variable?

19.
Sarah has to do a large project due soon which involves creating graphs. She sometimes uses her laptop and other days she uses her desktop. She doesn't want to spend a lot of time and decides to see how long on average a graph will take her to do. Sarah enjoys drinking lemonade while she works on her craft. She works diligently for 2 hours and records the number of graphs she completed as well as the amount of lemonade she drank in ounces. What is the discreet variable in this scenario?

20.
Raymond weighs 145 lbs and is trying to gain strength. He wants to build a significant amount of muscle by the end of the month and has decided to start a fitness plan. He has decided to workout 3 times a week and randomly choose the days he will go and workout. He records how many pushups he completes in a session as well as the precise amount of time he spends working out. Identify the discreet variable.

21.
Shirley has not done laundry in over a month. She spends a Sunday washing all of her clothes. She decides to record the number of loads it will take as well as the amount of detergent she uses in milliliters. What is the discreet variable in this situation?

22.
William wants to purchase a new mp3 player but is not sure how much memory he needs. He decides to perform an experiment using his old mp3 player. He organizes them by genre and records the number of tracks that fits in it as well as the precise amount of time for all tracks in hours and minutes. What is the discreet variable?

23.
Lauren is majoring in statistics and is also a cashier at a grocery store. She decides to record some data about her customers for a project. Lauren works randomly about 4 days a week and each day she records the total amount spent by each customer in dollars and cents as well as the number of customers that comes through her checkout line. Identify the discreet variable.

24.
Quinn, an electrician, is currently paid hourly and is looking for a promotion so that he can get a standard salary. He decides to try and save his company some money. He starts recording the precise length of wire he uses in feet and inches as well as the number of outlets he installs. He has 5 large projects he needs to get done by the end of the month and will take data for all 5 projects. What is the discreet variable?

25.
Nancy is a striving sports analyst and her favorite sport is soccer. On Sundays, she enjoys watching games while sipping on some wine. Nancy always gathers data on the games she observed. She records the number of goals she sees throughout the day, the precise time it takes to make each goal, and the amount of wine she drinks in ounces. What is the discreet variable?

26.
Bobby loves to play checkers. He wants to become a champion before he is 15 and begins taking data on his games. He keeps track of the following: the number of kings he makes in a game, the precise time in minutes and seconds it takes him to win a game, and whether he was black or red in the game. Identify the discreet variable.

27.
Rachel goes to the beach every Saturday. She enjoys sunbathing and drawing pictures while she is there. She begins keeping track of the following: the temperature in degrees Celsius, the number of drawings she completed, as well as the amount of time she was there in minutes and seconds. What is the discreet variable?

28.
Ricky is tight with his money. He wants new clothes and is planning on purchasing them by using his newly acquired credit card. He goes to the mall and keeps track of the number of items he purchased, the item's price in dollars and cents, as well as the time he spent shopping for each item in minutes and seconds. What is the discreet variable?

29.
Vicky is a cab driver and likes to do statistics on the side. She drives 5 times a week and each day she records the number of passengers she had, their destination, and the time they spent on each ride in minutes and seconds, as well as the total amount spent in dollars and cents. What is the discreet variable?

30.
Carl wants to improve his bike riding skills. He randomly chooses days he will go bike riding and he goes for 10 miles each ride. He starts keeping track of the number of other bike riders he sees as well as the amount of time he spends riding in minutes and seconds. Identify the discreet variable.