Final - Normal Curve

The center of the curve represents what value of a data set?

• μ
• δ
• Σ
• Ζ

What is the percentage of data that falls within two standard deviations of the mean? 

• 68%
• 95%
• 99.7%

Tags

CCSS.HSS.ID.A.4

What is the Normal Range (68%) of the monthly salary of teachers if the average is $4,000.00 with a standard deviation of 3,000?

• 1000-7000
• 3000-4000
• 1000-4000
• 4000-7000

Tags

CCSS.HSS.ID.A.4

The mean temperature in Glens Falls for the month of February is 23 degrees with a standard deviation of 4.2 degrees.  Approximately what percent of days in February will have days below 23 degrees?

• 5%
• 34%
• 50%
• 68%

Tags

CCSS.HSS.ID.A.4

The lifespans of lizards in a particular zoo are normally distributed. The average lizard lives 3.1 years; the standard deviation is 0.6 years.

Use the empirical rule (68−95−99.7%) to estimate the probability of a lizard living between 2.5 and 4.3 years.

___________________%

What is the shape of the Data Set?

• Skewed Left

• Symmetrical

• Skewed Right

Tags

CCSS.6.SP.A.2

CCSS.6.SP.B.4

CCSS.6.SP.B.5

Describe the shape of the graph.

• Symmetrical

• Skewed

• Uniform

Tags

CCSS.6.SP.A.2

CCSS.6.SP.B.5

What is the shape of the distribution?

• Skewed Left 
• Skewed Right
• Symmetric
• Bimodal

Tags

CCSS.6.SP.A.2

CCSS.6.SP.B.5

How do you know if a set of data has symmetry?

• The data set has numbers that repeat

• The data set show areas with no data

• The left side the data set looks like the right side

• The right side of the data set has a tail at one end

Tags

CCSS.6.SP.A.2

What is a Gap?

• A space in between data points

• A clothing company

• Data points that are close together

• Data that is distributed evenly