karly_brown1 Posts: 3, Reputation: 1 New Member #1 Mar 19, 2018, 06:01 PM
Find the following probabilities:
Really need help with calculus homework, please!

A random sample of 2500 students is taken from the population of all part-time students in the United States, for which the overall proportion of females is 0.49
Find the following probabilities:

1.) P( Z < 1.25) = a.) .1876 b.) .1056 c.) .997 d.) .1320

2.) P( -3.99 < Z < 3.99) = a.) -.5 b.) .5 c.) 1 d.) 0

3.) P( p^ > .56 ) =
a.) 1 b.) -1 c.) .001 d.) 0
 smoothy Posts: 25,490, Reputation: 2853 Uber Member #2 Mar 20, 2018, 04:21 AM
4.) a snowballs chance in hell.

This is your homework, show us your work and what you think the answer is and why. Those are this sites rules.

 Question Tools Search this Question Search this Question: Advanced Search

## Check out some similar questions!

This is a statistics question: Find the following probabilities: P(F≤3.48) for v_1=5,v_2=9 P(F>3.09) for v_1=15,v_2=20

What are the probabilities? [ 2 Answers ]

My boyfriend got drunk and had sex with another girl on November 19th and again a couple days later but not again. She was with 2 other men before, during and after my boyfriend (one of them admitted to me that he was with her multiple times). She took a PG test on November 30th-negative, she took...

Probabilities ? [ 1 Answers ]

Ten people, all wearing hats, were walking along a street when a sudden wind blew their hats off. A helpful boy retrieved them and, without asking which hat belonged to which person, handed each person a hat. What is the probability that exactly 9 of the people received their own hats?