[email protected]
Name_Sara Coppa_ Score_
In the previous few pages, you recreated some of the displays and preliminary analysis of
Arbuthnots baptism data. Your assignment involves repeating these steps, but for present day
birth records in the Uni
On Your Own Lab_8_Coppa.rtf
Email: [email protected]
Name_Sara Coppa_ Score_
The question of atheism was asked by WIN-Gallup International in a similar survey that was
conducted in 2005. (We assume here that sample sizes have remained the same.) Tab
On Your Own Lab_7_Coppa.rtf
Email: [email protected]
Name_Sara Coppa_ Score_
1. Calculate a 95% confidence interval for the average length of pregnancies (weeks) and
interpret it in context. Note that since youre doing inference on a single populati
R Test for Chs 1-3 R_Test_Coppa.rtf
Email: [email protected]
Name_Sara Coppa_ Score _
1. Load the beer data set provided into RStudio by showing the datapath. The data should load
in the first and appear in the second quadrant. (This dataset is take
On Your Own Lab_11_Coppa.rtf
Email: [email protected]
Name_Sara Coppa_ Score_
1. Show lsr model and plot of HeartAttack vs OBESE. What percent of the variability in
HeartAttack
can be explained by the variability in OBESE?
> plot(HeartData$HeartAtta
On Your Own Lab_4.2_Coppa.rtf
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Name_Sara Coppa_ Score_
Comparing Kobe Bryant to the Independent Shooter
Using calc streak, compute the streak lengths of sim basket.
1. Describe the distribution of streak lengths. What is the
On Your Own Lab_5_Coppa.rtf
Email: [email protected]
Name_Sara Coppa_ Score_
So far, we have only focused on estimating the mean living area in homes in Ames. Now youll
try to estimate the mean home price.
1. Take a random sample of size 50 from pri
On Your Own Lab_2.4_Coppa.rtf
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Name_Sara Coppa_ Score_
1. Choose another traditional variable from mlb11 that you think might be a good predictor
of runs. Produce a scatterplot of the two variables and fit a linear model. At
On Your Own Lab_1.3_Coppa.rtf
Email: [email protected]
Name_Sara Coppa_ Score_
1. Make a scatterplot of weight versus desired weight. Describe the relationship between
these two variables.
While weight increases, desired weight increases slightly bu
On Your Own Lab_9_Coppa.rtf
Email: [email protected]
Name_Sara Coppa_ Score_
1. Sexual harassment in middle and high schools. A nationally representative survey of
students in grades 7 to 12 asked about the experience of these students with respect
On Your Own Lab_6_Coppa.rtf
Email: [email protected]
Name_Sara Coppa_ Score_
1. Using the following function (which was downloaded with the data set), plot all intervals.
What proportion of your confidence intervals include the true population mean?
Assignments for MATH 1117-01, Calculus I,
Fall 2015, MWF 8:00pm9:15am, NTCH 102
N
Date
Task
Assignment due for class discussion
01
M 08/24
Read 1.1 - 1.3
1.1: 3, 7, 15, 27, 29, 41, 47; 1.2: 3, 5, 19, 25, 45, 49.
02
W 08/26
Read 1.4
1.3: 9. 11, 17, 23, 27,
On Your Own: Lab_1.2.rtf
Email: Name _ Score _
1. What years are included in this data set? What are the dimensions of the data frame and
what are the variable or column names?
present$year
[1]1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 19
Lab 9
2
Senie et al. (1981) investigated the relationship between age and frequency of breast self-examination in
a sample of women (Senie, R. T., Rosen, P. P., Lesser, M. L., and Kinne, D. W. Breast selfexaminations and medical examination relating to br
R Test for Chs 1-3 R_Test_Davis.rtf
Email: [email protected]
Name_Jodi Davis_ Score _
You have until Saturday 11:59:59pm to complete this assessment. Please submit as an .rtf
file. Use the same format as the lab problem sets. The expectation is tha
Lab_5_Genirs
1. Take a random sample of size 50 from price. Using this sample, what is your best point
estimate of the population mean?
set.seed(50)
samp5<- SAMPLE(price,50)
summary(samp5)
Min. 1st Qu. Median MEAN 3rd Qu.
Max.
76500 112000 140000 171000 2
Lab_4.2_Genirs
Using calc streak, compute the streak lengths of sim basket.
1. Describe the distribution of streak lengths. What is the typical streak length for this simulated
independent shooter with a 45% shooting percentage? How long is the players lo
Lab_1.3_Genirs
1. Make a scatterplot of weight versus desired weight. Describe the relationship between these
two variables.
1
2
The relationship between weight and desired weight is as one variable increases do does the
other.
100
200
300
400
500
> boxpl
Lab_2.4_Genirs
1. Choose another traditional variable from mlb11 that you think might be a good predictor of
runs. Produce a scatterplot of the two variables and fit a linear model. At a glance, does there
seem to be a linear relationship?
I choose to che