Topic 4 Review: 8th Grade

What type of linear association does the graph show?

• Strong Positive

• Weak Positive

• Strong Negative

• Weak Negative

The two-way frequency table shows the number of social media contacts for 7th- and 8th-graders.

Of the students with 0-300 contacts what is the relative frequency of 8th grade students with 0-300 contacts?

The two-way frequency table shows the number of social media contacts for 7th- and 8th-graders.

Of the 7th grade students, what is the relative frequency of 7th graders with 300+ contacts?

Using the line of best fit shown in the scatter plot below what is the average growth of a 5 year old? Number only

Using the line of best fit shown in the scatter plot below what is the average height when a baby is born?

Number only

One hundred people were asked about their favorite sports.

How many males preferred soccer?

One hundred people were asked about their favorite sports.

How many females preferred basketball?

One hundred people were asked about their favorite sports.

How many females were surveyed?

One hundred people were asked about their favorite sports.

How many males were surveyed?

One hundred people were asked about their favorite sports.

Select all the true statements about this two-way frequency table.

• More males were surveyed than females

• More females like soccer than males

• An equal number of people like soccer and basketball.

• Twice as many females than males like basketball.