Continuous Distributions

The weight of a newborn infant.

• Discrete
• Continuous

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

• Discrete
• Continuous

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

• .2
• .4
• .6
• 1

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 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 be between 14.6 and 31.4 degrees?

• 68%
• 50%
• 99.7%
• 95%

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 the days in February would be between 24 and 30 degrees?

• 35.8%
• 68.2%
• 0%
• 50%

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

• .008
• .992
• .301
• .862

Find the area to the right of z= -1.02

• .846
• .782
• .154
• .523

Which represents the number of standard deviations from the mean for the 85th percentile?

• 2.58
• -2.58
• -1.04
• 1.04