Friday

April 18, 2014

April 18, 2014

Posted by **Ashley** on Monday, November 26, 2012 at 8:31pm.

B. what is the probabilty that a diver stays under for the less than 53 minutes?

c.what is the probabilty that a diver stays under between 25 and 50?

d. what is the probabilty that a diver stays under for more than 52 mintues?

e.find the cutoff number for the middle 50% of the time a diver stays down?

f.find the top 15% of time the diver stays down?

g. find the bottom 20%of the time a diver stays down?

- statistics -
**PsyDAG**, Tuesday, November 27, 2012 at 2:40amZ = (score-mean)/SD

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to the Z scores.

For e-g reverse the process in the table and insert the Z value in the equation above.

**Related Questions**

statistics - The average scuba diver can stay under water for 42 minutes with a ...

statistics - The average scuba diver can stay under water for 42 minutes with a ...

statistics - The average scuba diver can stay under water for 42 minutes with a ...

physics - A scuba diver searches for treasure at a depth of 20.0m below the ...

chemistry - under water where the temperature is 17c and the pressure is 394kpa,...

phy - A scuba diver and her gear displace a volume of 71.0 L and have a total ...

Chemistry II - Under water where the temperature is 17C and the pressure is 394 ...

Physics - A submerged scuba diver looks up towards the calm water of a lake and ...

physics - A 48.0 kg diver steps off a 10.0 m high diving board and drops ...

geometry - A scuba diver is at the surface of the water and preparing to swim to...