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IM: 6.8.4: Dot Plots (Practice)

Last updated 9 months ago
11 questions
Clare recorded the amounts of time spent doing homework, in hours per week, by students in sixth, eighth, and tenth grades. She made a dot plot of the data for each grade and provided the following summary.
  • Students in sixth grade tend to spend less time on homework than students in eighth and tenth grades.
  • The homework times for the tenth-grade students are more alike than the homework times for the eighth-grade students.

1

Dot plot A matches which grade (sixth, eighth, or tenth)?

1

Dot plot B matches which grade (sixth, eighth, or tenth)?

1

Dot plot C matches which grade (sixth, eighth, or tenth)?

1

Mai played 10 basketball games. She recorded the number of points she scored and made a dot plot. Mai said that she scored between 8 and 14 points in most of the 10 games, but one game was exceptional. During that game she scored more than double her typical score of 9 points. Use the number line to make a dot plot that fits the description Mai gave.

A movie theater is showing three different movies. The dot plots represent the ages of the people who were at the Saturday afternoon showing of each of these movies.

1

One of these movies was an animated movie rated G for general audiences. Do you think it was movie A, B, or C? Explain your reasoning.

1

Which movie has a dot plot with ages that that center at about 30 years?

1

What is a typical age for the people who were at Movie A?

Find the value of each expression.
1

3.727 + 1.384

1

3.727 - 1.384

1

5.01 \sdot 4.8

1

5.01 \div 4.8