- Thu Mar 24, 2011 1:01 pm
- Forum: Statistics
- Topic: Can someone check my answer to this problem??
- Replies:
**3** - Views:
**6732**

Thank you Maggie!

- Wed Mar 23, 2011 10:21 pm
- Forum: Statistics
- Topic: Can someone check my answer to this problem??
- Replies:
**3** - Views:
**6732**

16. Find the z-score of 0.9418. Here is my answer: The z score can be found by using the Table A-2. Z score is defined as the distance along the horizontal scale of the standard normal distribution You locate by looking to the leftmost column and top row of Table A-2 Answer : Z=1.57 The question tha...

- Fri Jan 14, 2011 11:56 pm
- Forum: Advanced Algebra ("pre-calculus")
- Topic: Composition word problem
- Replies:
**1** - Views:
**1719**

Can anyone answer the below for me? Suppose that you are buying a new car and there are 2 promotions. One promotion is 10% off the purchase price of the car and the other is a $2000 rebate. Construct a composition function to represent this situation. Does it matter which promotion comes first in th...