SAT Stats practice

Which of the following graphs best shows a strong negative association between d and t?

• Diagram A

• Diagram B

• Diagram C

What is the median of the data shown?

The number of rooftops with solar panel installations in 5 cities is shown in the graph above. If the total number of installations is 27,500, what is an appropriate label for the vertical axis of the graph?

• Number of installations (in tens)

• Number of installations (in hundreds)

• Number of installations (in thousands)

• Number of installations (in tens of thousands)

According to the line graph above, the number of portable media players sold in 2008 is what fraction of the number sold in 2011?

Based on the histogram above, of the following, which is closest to the average (arithmetic mean) number of seeds per apple?

• 4

• 5

• 6

• 7

A group of tenth-grade students responded to a survey that asked which math course they were currently enrolled in. The survey data were broken down as shown in the table above. Which of the following categories accounts for approximately 19 percent of all the survey respondents?

• Females taking Geometry

• Females taking Algebra II

• Males taking Geometry

• Males taking Algebra I

The table above lists the lengths, to the nearest inch, of a random sample of 21 brown bullhead fish. The outlier measurement of 24 inches is an error. Of the mean, median, and range of the values listed, which will change the most if the 24-inch measurement is removed from the data?

• Mean

• Median

• Range

• They will all change by the same amount.

The lists give the values in data sets X and Y. Which statement correctly compares the mean of data set X and the mean of data set Y?

• The mean of data set X is greater than the mean of data set Y.

• The mean of data set X is less than the mean of data set Y.

• The means of data set X and data set Y are equal.

• There is not enough information to compare the means.

The frequency table summarizes the 57 data values in a data set. What is the maximum data value in the data set?

The bar graph shows the distribution of 419 cans collected by 10 different groups for a food drive. How many cans were collected by group 6?