Plotting Data on a Dot Plot (pre-test and quiz)

Mrs. Kelley asked her students to plot the number of books they read over the summer.

18

What are dot plots best used for?

Dot plots are best used to show a distribution of data.

Use the tally chart to answer the question.Which number line would be needed to create a dot plot for the data above?

a number line from 0 to 5

Use the data on the dot plot to answer the question.How many people slept for less than seven hours?

5

Which dot plot matches the tally chart below? (pull ups)

A

Which dot plot shows three TV's in two houses?

A

Which dot plot shows three people that sleep for eight hours at night and three people that sleep for six hours at night?

D

Mikayla asked 10 of her friends how many hours of TV they watch in a week. Three of her friends said 8 hours, two of her friends said 9 hours, two of her friends said 11 hours, one of her friends said 12 hours, and two of her friends said 14 hours. Mikayla wanted to make a dot plot of the data she gathered. In what order would she create the dot plot?

Draw a number line from 8 to 14. Show the frequency of each number. Title the dot plot.

Alexandra made a tally chart shown below.Which would be a good statistical question Alexandra could have used to create the tally chart?

How many books did you read in the last month?

Petro made a tally chart shown below.Hours Spent Watching TV Which would be a good statistical question based on the tally chart?

How many hours did you spend watching TV today?

Which questions are good examples of a statistical question? Check all that apply.

How many pets do you have? How many times a day do you feed your pet?

Which is an example of a non-statistical question? Questions Question 1: Is Because of Winn-Dixie your favorite book? Question 2: How many books has each student read in the last month? Question 3: How many books does each student own?Question 4: How many books did you read over the summer?

question 1

Which is an example of a statistical question? Questions Question 1: What percent did Matti score on his English test?Question 2: What letter grade did each person score on their English test? Question 3: Who scored the best on their English test?Question 4: Who scored the worst on their English test?

question 2

Which is an example of a statistical question? Questions Question 1: How old am I? Question 2: How old is the teacher? Question 3: How old will I be after my next birthday? Question 4: How old are the students in math class?

question 4

Which are examples of non-statistical questions? Questions Question 1: What is Sasha's favorite movie? Question 2: What is Stacey's favorite book? Question 3: What is your favorite movie? Question 4: What is your favorite book?

questions 1 and 2