Continuous Probability Distributions (Uniform & Normal)

The weight of a newborn infant.

• Discrete
• Continuous

Tags

CCSS.HSS.ID.A.1

CCSS.HSS.ID.A.2

CCSS.HSS.ID.A.3

CCSS.HSS.ID.A.4

CCSS.HSS.MD.A.1

CCSS.HSS.MD.A.2

CCSS.HSS.MD.A.3

The number of points scored by a team during a basketball game.

• Discrete
• Continuous

If a data value has a negative z-score it means the data value is lower than the mean.

• True

• False

• Maybe

A data point that equals the mean has a z-score of what value?

• 0

• 1

• -1

• 1.5

Tags

CCSS.HSS.ID.A.4

Find the probability the snowfall will be between 3 and 6 inches.

• .2
• .4
• .6
• 1

Find the area under the standard normal curve where z < 2.42 .

• .008
• .992
• .301
• .862

Tags

CCSS.HSS.ID.A.4

Find the area to the right of z= -1.02

• .846
• .782
• .154
• .523

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.  How many standard deviations from the mean would a temperature of 17 degrees be?  

• 1 
• 1.429
• -1.429
• 11.5

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%

The average height of NBA basketball players is 79 inches with a standard deviation of 1.75 inches. Approximately what percent of the players are taller than 82 inches?

• about 4% to 5%

• about 2% to 3%

• about 6% to 7%

• about 6.5%c to 7.5%