Inference for Categorical Data

The Jackson family has a large assortment of pets. The table shows the number of each type of pet the family owns. Which of the following statements does NOT reflect a good summary of the data?

• One-fourth of the pets are cats.

• Snakes represent 10% of the pets on the farm.

• The number of birds and snakes make up 20% of the pets.

• More than half of the pets are dogs.

The Jackson family has a large assortment of pets. The table shows the number of each type of pet the family owns. Which relative frequency table matches the pets at the Jackson home?

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The graph represents all the students in Mr. Bryant's first-period class and which sport they signed up to play after school. Which of the following statements best describes the summary of the data?

• Forty-five percent of the students in Mr. Bryant's class signed up to play softball.

• Less than one-third of the students in Mr. Bryant's class signed up to play soccer.

• More than 3/5 of the students in Mr. Bryant's class signed up to play either flag football or soccer.

• Exactly 5/8 of the students in Mr. Bryant's class did not sign up to play basketball.

The table shows the results of a survey about favorite types of stores. What is the mode of the data?

• Candy Store

• Pet Store

• Electronic Store

• Clothing Store

The table shows the results of a survey about favorite types of stores. What store makes up 38% of the data?

• Candy Store

• Pet Store

• Electronic Store

• Clothing Store

The table shows the results of a survey about favorite types of stores. What percent of the people choose the pet store as their favorite?

• 38%

• 22%

• 10%

• 30%

Exactly 60% of the people choose which two stores as their favorite?

• Clothing and Electronics

• Clothing and Pet

• Pet and Clothing

• Candy and Pet

The percent bar graph shows the percent of each type of trading card that is in John’s collection.

If John has 300 cards, then how many of his cards are Hockey?

• 30

• 70

• 60

• 10

Which sport makes up 25% of the data?

• Soccer

• Softball

• Football

• Basketball

Haley’s time spent after school is shown in the percent bar graph. What percent of the time is practice?

• 18%

• 37%

• 45%

• 100%