Data and Statistics

_______ is a part of a group being surveyed.

• Sample

• Population

• Random Sample

• Quartile

Josh surveyed every 5th person who walked into the cafeteria. Is this a systematic random sample

• No

• Yes

The graph makes it seem like Cy Young had 3 times as many wins as Jim Galvin. Is this a valid conclusion?

• Yes, because Young only had about 150 more wins

• No, Young did have 3 times as many wins

The table lists five counties with the largest area in Texas. Which measure of center/variation best represents the average size of these counties?

• mean

• IQR

• mode

• range

When MOST of the data is clustered near the LESSER values, the data is considered to be

• Skewed Right

• Skewed Left

• Skewed High

• Skewed Low

A set of data collected to answer a statistical question

• Uniform

• Distribution

• Symmetrical

• Measure of Center

What is the mean of the following set of numbers: 4, 8, 12, 16, 20?

Mathematical Equivalence

ON

The data is SKEWED to the RIGHT?

¿Los datos estan sesgados a la derecha?

• true

  verdadero

• false

  falso

What is the distribution of the data?

• skewed right

• skewed left

• symmetric

• stairsteps

What is the distribution of the data?

• skewed right

• skewed left

• symmetric

• stairsteps