DSST Principles of Statistics: Study Guide & Test Prep Final Exam
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Question 11.Which of the following statements is NOT quantitative data?
Question 22.Charlotte is part of her local track team. She can jump 4 hurdles and can long jump 5 feet 5 inches. There are seven girls and ten boys on her track team. Six of the team members are ranked among the top 10 regional athletes. Which piece of this data is discrete and which is continuous?
Question 33.The _____ is a condition or piece of data in an experiment that is controlled or influenced by an outside factor, most often the independent variable?
Question 44.Sheila is a baker experimenting with a cake recipe. Specifically, she is monitoring how changes in the volume of cream affect the moistness of the cake. What kind of variable is the volume of cream, and why?
Question 55.Analyze the following statements and indicate which one best describes the difference between the population and the sample.
Question 66.David wants to collect information about his friends and how many siblings they each have. David has eight friends. How should he collect this data? Why?
Question 77.How do descriptive and inferential statistics differ?
Question 88.What are the characteristics used to describe a population?
Question 99.Variables are collected in the form of data. What are the two major forms of data?
Question 1010.Which of the following answers is an example of discrete data?
Question 1111.Which of the following answers is an example of continuous data?
Question 1212.Madison and Charlotte are having a competition, seeing how long they can each hold a note on their flutes. Meanwhile, Charlotte wants to know how many notes Madison can produce accurately on her flute. Are these pieces of data discrete or continuous?
Question 1313.What is data that is grouped in evenly distributed values and measured based on the group to which the variable is attributed?
Question 1414.Marco is conducting an experiment on training certain breeds of dogs. He wants to know how long, on average, it would take to teach a Labrador to fetch an object. He gets a group of dogs to conduct his experiment. 5 of the dogs are Labradors and 3 of the dogs are Dalmatians. What is the population and sample in this experiment?
Question 1515.What do we call a part of a population used to describe the whole group?
Question 1616.The numbers on lacrosse jerseys are an example of _____ data.
Question 1717.Why do different types statistical models exist?
Question 1818.What is data that can be ordered and ranked, but not measured?
Question 1919.Julie wants to understand the growth rates of children in kindergarten. She asks a local elementary school for their help, and she takes the measurements of 45 kindergartners throughout the year. She finds that the children grow at a rate of 2-4 inches over the year, while the national research shows that children of that age grow at a rate of 2-3 inches per year. Identify the population, sample, statistic, and parameter in this scenario.
Question 2020.What is statistical estimation?
Question 2121.What is a mathematical comparison between two numbers?
Question 2222.A coach records the levels of ability in martial arts of various kids. What type of data is this?
Question 2323.In statistics, a sample:
Question 2424.What are all members of a specified group?
Question 2525.Why might a researcher use a sample rather than an entire population for their study?
Question 2626.Select the statement that represents discrete quantitative data.
Question 2727.Which two are examples of descriptive statistics?
Question 2828.Brown school has decided to review their ratio of girls to boys in the Second grade class. They decided to count the number of boys in Second grade. This is an example of what type of data?
Question 2929.What is categorical data that assigns numerical values as an attribute to an object, animal, person or any other non-number?
Question 3030.Bob proposed that the more you exercise, the more likely you are to be promoted at your job. He reviewed the exercise regimens of coworkers who were promoted and those that were not. In this example, exercise is a(n) _____ variable, and job status is a(n)_____ variable.
Question 3131.Elizabeth is waiting for her flight at the airport. She decides to conduct an experiment. She wants to know how many people at the airport carry a laptop with them for their flight. She sees 50 people walk past her as she waits. Thirty of those people are carrying laptops. What is the population and sample in this scenario?
Question 3232.What is information that is collected for analysis?
Question 3333.Jim is studying how differences in the the screen color of electronic devices make an impact on eye strain experienced by the user. In these experiments, which is the response variable and which is the explanatory variable.
Question 3434.What is data that can be measured and ordered?
Question 3535.What are two examples of inferential statistics?
Question 3636.What is data that can be divided infinitely?
Katie is collecting data about the number of people that are interested in different dance styles. After passing out a survey, she has gathered the following information:
Style / Number of people interested in this style
Ballet / 20
Hip Hop / 8
Lyrical / 26
Tap / 10
What type of data did Katie collect?
Question 3838.What is data that cannot be divided, it is distinct and can only occur in certain values?
Question 3939.Sandra is selling her new line of all natural make-up products and wants to know the popularity of certain colors among teenagers. She hands out a survey to all of the students in her teenager daughter's class and asks them to identify their favorite make up colors. Which is the population and which is the sample in this scenario?
Question 4040.Alyssa wants to determine whether or not there is a correlation between reading to children and their IQ level. Which type of study and variables does she need to use?
Question 4141.In a study, a group of mice are given an injection of a drug proposed to shrink lung tumors. After one month, the tumors are measured. This is an example of a(n) _____ study.
Question 4242.What are the characteristics of a sample used to infer information about the population?
Question 4343.Samantha is gathering information about how many calories the athletes on her team consume during game week. Which answer correctly indicates how the data should be analyzed for both categorical and quantitative research?
Question 4444.Madison is trying out for the track team. There are 26 people trying out for the team. There are 4 people wanting to run distance, 6 people wanting to pole vault, 8 people wanting to sprint, and 2 people that want to throw shot put. Madison can run a half mile in 6 minutes and she finished 6th in the 100 meter dash. Which of these pieces of data is discrete and which is continuous?
Question 4545.In an experimental study, one group was required to water their lawn once a week and another was required to water three times per week. The control group did not water their lawn at all. Watering the lawn is the _____, and the number of times is the _____.
Question 4646.What is data that is collected in groups or topics, where the number of events in each group is counted numerically?
Question 4747.One trick to finding out if information is categorical or quantitative is to analyze the answer to the question. Each answer choice pairs the answer to the question with categorical or quantitative data. Select the answer selection that is correct.
Question 4848.In a study, a group of mice are put into a maze with multiple paths and options. The time it takes each mouse to complete the maze and the path taken are recorded. This is an example of a(n) _____ study.
DSST Principles of Statistics: Study Guide & Test Prep Final Exam Instructions
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