SECTION 1: Exercises
Explain whether each of the following constitutes a population or a sample.
a. Ages of all members of a family: population
b. Number of days missed by all employees of Acme Direct during the month of July:
c. Marital status
Micromark Mobile-friendly Site feasibility analysis
After reach out for the actual data from Micromark and substantial articles, I take a stand of supporting Microma
launch a mobile friendly site, reasons and financial analysis are as follow:
SECTION 7: Exercises
A sample of 400 observations taken from a population produced a sample mean equal to 92.45 and
a standard deviation equal to 12.20. Make a 97% confidence interval for .
Another sample of 400 observations taken from the same po
NYU School of Professional Studies
September 20, 2016
Professor Rhonda Knehans Drake
Tuesdays 6:10pm 8:40pm
SECTION 4: Exercises
The following data give the number of speeding tickets issued in a San Antonio suburb in the past 12 days.
SECTION 7: Exercises
A sample of 400 observations taken from a population produced a sample mean equal to
92.45 and a standard deviation equal to 12.20. Make a 97% confidence interval for .
97% confidence interval: (91.1263, 93.7737)
SECTION 2: Exercises
2.10 Repeat the Vlookup exercise that was performed in class (data on blackboard).
2.11 There is a special Catalog Pivot exercise loaded onto blackboard. Open and read the
2.12 There is a special Highlights
The relationship between parents and children is completely different in China and the
United States. In the U.S., all children have to be economic independent when they
reach 18 years old. They should pay their college tuition by themselves, so
Atlantis may have been an existed city on earth. For one thing, the origin of the story
is in two of Plato's dialogues, the "Timaeus" and the "Critias," written about 330 B.C.,
and other stories in these two dialogues have been proved to be ficti
Five years ago, I was in my final year in my high school. And at this time five years
ago, I was struggling with my coming College Entrance Examination. Meanwhile, I
didnt know which college I should choose and which major was more suitable for
Dory: No. No, you can't. STOP. Please don't go away. Please? No one's ever stuck
with me for so long before. And if you leave. if you leave. I just, I remember things
better with you. I do, look. P. Sherman, forty-two. forty-two. I remember it, I do.
2.2.14, page 38
a) The least common rating was G. It has the shortest bar.
b) The bar chart does not support this claim. These data are for a single year only. We have no
idea if the percentages of G and PG-13 movies changed from
United-Continental Airlines (UAL):
- Current stock price: $51.71 0.71 (9/15/2016)
- Major American airline founding member of Star Alliance, the worlds largest global
- 87,500 employees worldwide flying
d3 E gauge om 5w 8 38.3 83%. mo HunEng on me
33:38 So om .3 mm 305.? 508 2; .2 @83on m EFH gm .: 3:qu m nk .mo w vubmw H ES.
.cmwooo SHEA Uwum .m
:OHEEo onio :,|u~mth_ H m o o H N m o v H m
o w_m H_N :0 mg. m _r SH 06 :0 m_m v Q :m o; me H: m
5.6an Mn .mo
Quiz 4 Question 3
1. Test Matrix For Catalogue Campaign
8.5x11 Catalogue (control)
Lift in Response Rate
*did not include Copy Strategy test because it has no Meaningful
Principles of Statistics: Midterm Exam 1
October 19, 2016
 Here are the weekly payrolls for two restaurants: Mooseburgers and McTofu.
Advanced Disposal Services
Camping World Holdings
Azure Power Global LTD
Avista Healthcare Public Acquisition
Extraction Oil & Gas
CEO: F. Quinn Stepan, Jr.
CEO: Peter G. Dornau
Headquarters: Northfield, IL
Headquarters: Fort Lauderdale, FL
Largest global merchant manufacturer
Leading manufacturer of cleaning
of anionic surfactants
48 surfactants (Bio-Sof
1. Central limit theorem states that the sampling distribution of the sample
mean has a normal distribution with the mean equal to the underlying
population the same and standard deviation equal to 7.5/ sqrt(2000)=the
1. Hypothesis testing has an advantage over confidence intervals since you can
conduct many hypothesis tests and find out precisely how significant your results
If we conduct a hypothesis test I am not locked into a confidence level.
Highlights for children has a chrismas gift campaign every year. They offer two magazines. Highlights for childr
and High 5 for younger kids.
They have two spreadsheets one that give the list details and promotion quantities for their two dro
ANSWERS TO SELECTED EXERCISES
See the data set on the next tab noted by the name "Data" and complete the steps below
Place the answers in the "answer" sheet
Variable names are noted at the top of each column. For each variable provide the type of