IE330: Probability and Statistics for Engineers II
Homework #1
Due: 12 September 2014
Cut out the shape on the last page of this homework, and follow the instructions at
https:/www.exploratorium.edu/science_explorer/roto-copter.html to construct a paper
h
IE330
Fall 2014
Homework 3 (Chapter 10)
Hopefully you still have your data from Homework 2 on the two helicopters. If not, repeat
the data collection process indicated in part 1 and part 3 so that you have samples of data
from each helicopter.
1. Using Mi
Siddharth Sukhwal
IE 330
10/07/2014
HW 3
1.
a.
Power and Sample Size
1-Sample Z Test
Testing mean = null (versus null)
Calculating power for mean = null + difference
= 0.05 Assumed standard deviation = 0.1228
Sample
Size Power
6
0.8
Difference
0.140451
b
Siddharth Sukhwal
IE 330
09/21/2014
HW 2
1. Question
a. I choose 1.8 seconds to be less than 2 seconds in the practical sense.
i. Power and Sample Size
1-Sample t Test
Testing mean = null (versus null)
Calculating power for mean = null + difference
= 0.0
Siddharth Sukhwal
IE 330
09/21/2014
HW 2
1. Question
a. I choose 1.8 seconds to be less than 2 seconds in the practical sense.
a.i. PowerandSampleSize
1-Sample t Test
Testing mean = null (versus null)
Calculating power for mean = null + difference
= 0.05
Siddharth Sukhwal
IE 330
09/01/2014
Homework # 1
1. Practiced dropping the helicopter from 8 feet.
2. Dropped the helicopter from 8 feet ten times and recorded the time.
Times in seconds: 2.81, 2.78, 2.90, 3.00, 3.05, 3.15, 2.90, 2.90, 3.10, 2.88
3. See t