Statistic Review

What is the type of correlation?

• negative

• no correlation

• positive

What type of correlation does this graph have?

• positive

• negative

• no correlation

What type of correlation does this scatter plot show?

• positive

• negative

• no correlation

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books. Use the trend line to predict how many pages would be in a book with 6 chapters. 

• 100 pages
• 170 pages
• 60 pages
• 20 pages

• F
• G
• H
• J

What is the relative frequency (to the nearest percent) of boys among those who cannot bike to school? 

• 4%
• 14%
• 13%
• 29%

What percentage of SUV's are driven by women?

• 56.25%
• 75%
• 83.25%
• 86.5%

A survey explored the relationship between gender and band class. Which is a reasonable conclusion?

• There are more band members than non-band members
• There are more boys in the class than girls
• There are more boys in band than not in band
• More than half of the bands members in the class are girls

According to the table, what is the relative frequency of Students ages 14 - 17 who skip breakfast?

• About 27%
• About 35%
• About 15%
• About 30%

What is the relative frequency of people that purchased no food?

• 10%
• 60%
• 15%
• 30%