Box plots and Normal distribution

1.  Which best describes the shaded part of this normal distribution graph?  

• All data that is one or higher.
• All data that is one or more standard deviations above the mean.
• All data that is between 1 and 3.
• All data that is above the mean.

What shape is a normal distribution curve?

• Half curve
• Round curve
• Bell curve
• Square curve

What is the median of the data?

• 200
• 100
• 90
• 140

What is the interquartile range?

• 4
• 6
• 2
• 8

Which restaurant has a higher median wait time?

• Lucy's Steakhouse
• Gary's Grill
• They are the same

What data value is the upper quartile (Q3)?

• 64
• 62
• 66
• 58

The interquartile range (IQR) of a data set is the difference between the third and first quartiles. It represents the range of the middle half of the data.

• True
• False

What is the minimum value?

• 64
• 58
• 66
• 60

What is the maximum value?

• 58
• 66
• 64
• 60

What type of graph is this?

• Bar Graph
• Histogram
• Line Plot