Jarrod Ochoa Phy 117M Lab 2 Analysis 1. Means and Standard Deviations a. 10.8 2.4 b. 12.44 2.88 c. 12.4 3.8 d. 14.58 2.64 2. Frequency Table a. Include our own frequency table 3. Histograms of all 4 a. Draw lines of means 4. Compare histograms a.
Christine Chapa (cbc2364)
PHY 117M
9/27/16
Lab Partners:
Polly Luong
Daniel Um
Uma Vaidyanathan
Chapter 3: Measurement, Plots and Propagation of Errors
1. Mean = 2.4L
Standard Deviation = 0.071L
For the 95 % confidence interval of the vital capacity:
v =
Christine Chapa (cbc2364)
PHY 117M
10/18/2016
Lab Partners:
Polly Luong
Daniel Um
Uma Vaidyanathan
Chapter 5: Group B Volume Change with Pressure for a Balloon
1.
a)
Amount of Water
Poured (mL)
Height of Water in the
Tube (cm)
Pressure in the
Balloon (kg/
Christine Chapa
Lab Partner:
Uma Vaidyanathan
Chapter 2: The Drug Trials
1. Table 1:
Drug
Group
Control
Group
Heart
Disease
Cancer
Heart
Disease
Cancer
800 People
Mean
Stdev
1.25
0.957
9600 People
Mean
Stdev
1.63
0.789
38400 People
Mean
Stdev
1.46
0.897
3
Christine Chapa (cbc2364)
Lab Partners:
Polly Luong
Daniel Um
Uma Vaidyanathan
Chapter 1: Reaction Time
1.
a) Audio Reaction Time
Mean:
n
1
x= x i
n i=1
100
x=
1
209 ms +197 ms 134 ms =189 m/s
100 i=1
Standard Deviation:
1
s n1=
( x x)2
n1 i =1 1
s 99 =