Is there an association between unemployment
rate and where we are on the 4-year election
cycle?
A sample of 14 presidential election years gave
a mean of 5.39 and a standard deviation of
1.58.
A samp
Review VI: AREA BETWEEN CURVES & VOLUME (Disk, Washer, Shell & Cross-
Sections)
Multi le Choice. You ma use a Calculator.
1. Identify the denite integral(s) that represents the area of the region bo
Lab 2
Recycling Plastics
1
CHEMISTRY 150L
DR. MI-SUN KIM
The Type of Plastic
2
SPI (Society of the Plastics Industry) resin identification codes
that mark most plastic household containers
Purpose
3
I
36% of all pizzas have pepperoni on them.
(Culture and Customs of the United States, B. F. Shearer)
1. Suppose 15 pizzas are selected. What is the probability that 5 of them
contain pepperoni?
2. Supp
Does local insurance agent M. Bezzlement tend to give
auto insurance claims that are larger than the national
average?
Nationally, claims filed under auto insurance policies
follow a normal distributi
Why does a binomially distributed
random variable have
= np and = np (1 p)?
Im
glad you asked. Suppose X B (n, p) . We want to show that = np (which should be intuitive) and
= np (1 p) (which prob
Nom _ Classe _ Date _
Un week-end en plein air
CHAPITRE
7
VOCABULAIRE 1
1 Karim et Ahmed vont faire du camping ce week-end. Ils rassemblent (gather)
toutes les choses dont ils ont besoin. Devine lobje
Molecular Mechanisms of Mutation & Natural Selection
Adopted from Am. Biol. Teach., Vol 77, No. 1, Jan. 2015, by Tina Hubler, Patti Adams, and Jonathan Scammell
Introduction
Molecular evolution
The annual return stock portfolios follow the normal distribution,
mean 8% and standard deviation 15%.
Is Timmy good a picking stocks? A sample of 20 years has produced
a mean return of 10%.
Test at =
Week 2
Gel Electrophoresis and PCR amplification of a nonfunctional region
Gel electrophoresis allows for the separation and visualization of DNA based on its size. DNA contains
two strands that
Biology 111 Lab 2
Prokaryotic and Eukaryotic Cells
NAMES: _
Introduction
In class, you have learned that cells are categorized into two major groups: prokaryotic and
eukaryotic. There are several diff
WEEK 3
Gel electrophoresis of nonfunctional region PCR products
1. Prepare an agarose gel.
2. Obtain a bottle of 0.5X TBE running buffer and fill the reservoirs at both ends of the gel box and
Reason 1. Its a lot of work, and youre lazy.
If you have I populations (i.e., I values for your categorical
variable), then the number of hypothesis tests would be
I ( I 1)
.
2
Populations
# Tests
3
3
Is there an association between southeast US
state and age?
A sample of 86 Alabamans gave a mean of 32
and a standard deviation of 21.
A sample of 273 Floridians gave a mean of 39
and a standard devia
AP Calculus AB Name by:
WS Volume Date Period
Sketch the given regions. Calculate the volumes.
1. Find the volume of the solid that results when the region bounded by y = V9 x2 and
the x-axis is revol
Nom _ Classe _ Date _
Un week-end en plein air
CHAPITRE
7
VOCABULAIRE 1/GRAMMAIRE 1
1 Des amis parlent de leur week-end de camping. Complte chaque phrase avec le
terme qui convient.
rchaud
gourde
bous
23 year old Jenny wants to know if shes outlived the average Panda.
A sample of 50 cute, cuddly pandae gave an average lifespan of 21,
standard deviation 5.
Test her question at = .05.
1.
2.
3.
4.
5.
Two questions related to continuous random variables
1
If X is a continuous random variable, why is P (X = a) = 0?
The short, unsatisfying answer is: it cant be anything else. Recall that, in general,
Session #3: Homework Problems
Problem #1
From a standard radio dial, determine the maximum and minimum wavelengths
( max and min ) for broadcasts on the
(a) AM band
(b) FM band
Problem #2
For light wi
Sig fig rules: - All non-zero numbers always
significant. 6.34-4
- Zeroes ARE significant if 500.-3, 100-1, 0.020-2
*The are between non-zero numbers 6.0034-5
*They are after a non-zero digit and ther
Final Preview
CHE150
Spring 2017
Chapter 1
o Matter
States
Mixtures
Homogeneous/heterogeneous
Properties
Physical/chemical
Extensive/intensive
o Measurements
SI units
Derived units
Sig figs
Chemistry II
Enthalpy Worksheet
Name _
As we have studied heat capacity and specific heat capacity, weve learned how heat can
be exchanged between objects. Heat can also be exchanged during a chemical