9.1: Introduction to Statistics

Master statistical questions & dot plots!

Fill in the blank with the word that makes the statement correct. You may use your notes if needed. A statistical question is a question that generates a variety of answers.In order for a question to be statistical it must meet two criteria:1. The question must be able to be answered by data.2. The data must vary. Is the question a statistical question? Choose whether each question is statistical or non-statistical. Statistical What is the height of an average 6th grader? How old is the oldest person in each family who lives in the United States? How many pets does each person have in Sarah's class? What are the favorite foods of students in Mr. Smith's 3rd period? How many slices of each type of pizza were made at Pebble Creek Pizza last week? What color car does each teacher at RRMS drive? Non-Statistical How tall are you? How old is the oldest person alive? How many pets does Sarah have? What color car does your mom have? What is your favorite food? How many slices of pizza did Pebble Creek Pizza make last week? What type of red shoe is Kevin wearing today? Some important reminders when creating dot plots! Create a dot plot for the following data values below. The number of red shirts that 15 students have is shown below.{ 3, 6, 6, 8, 3, 2, 7, 2, 3, 8, 5, 7, 7, 7, 8}Create a dot plot to represent this data.Identify any peaks, clusters, and gaps. Re-write one of the following questions as a statistical question. How many pets does your friend have?How many points did the soccer team score in the last game?How many pages are in your aunts favorite book?Can I do a handstand?What is your best friends favorite game? Is the following question statistical?"How many planets are in the solar system?" Yes, the question is statistical. No, the question is not statistical. Is the following question statistical?"What year were the employees of Starbucks born in?" Yes, the question is statistical. No, the question is not statistical. Which of the answer choices is a statistical question? How many babies are born each day the hospital? How many days are in July? How long did John work out last night? How old is Mrs. Kalman? Which of the following answer choices in NOT a statistical question? How far did each team travel to compete in the World Cup? Who won the Olympic gold medal in 2018 for hockey? What events are you competing in at the swim meet? What do Olympic athletes eat for breakfast? Which of the following answer choices is a statistical question? What is Tommy's shoe size? What color is Noah's shirt today? What shoe size does a sixth grader wear? How many pairs of shoes does Isabella have? How many 7th grade girls are taller than 65 inches? 4 7 3 22 Error analysis! Match each dot plot to their error. No Title Spacing of Dots Different Size Dots No Errors! Draw a dot plot for the following data values below. Amount of cars sold per week = 3, 3, 7, 5, 6, 3, 4, 5, 8, 2* Remember, there needs to be a dot for every data value below.* I have input the number line for you. Make sure that you add the labels.