Reference no: EM131243647
Assignment 1: LASA : Conducting and Analyzing Statistical Tests
By Monday, August 10, 2015, post your results to the M5: Assignment 1 Dropbox. Your written presentation to the following problem situation should be a formal academic presentation wherein APA guidelines apply.
A study wants to examine the relationship between student anxiety for an exam and the number of hours studied. The data is as follows:
|
Student Anxiety Scores
|
Study Hours
|
|
5
|
1
|
|
10
|
6
|
|
5
|
2
|
|
11
|
8
|
|
12
|
5
|
|
4
|
1
|
|
3
|
4
|
|
2
|
6
|
|
6
|
5
|
|
1
|
2
|
1. Why is a correlation the most appropriate statistic?
2. What is the null and alternate hypothesis?
3. What is the correlation between student anxiety scores and number of study hours? Select alpha and interpret your findings. Make sure to note whether it is significant or not and what the effect size is.
4. How would you interpret this?
5. What is the probability of a type I error? What does this mean?
6. How would you use this same information but set it up in a way that allows you to conduct a t-test? An ANOVA?
|
Next caper somewhere on pennsylvania avenue
: Holy digits Batman! The Riddler is planning his next caper somewhere on Pennsylvania Avenue. In his usual sporting fashion, he has left the address in the form of a puzzle. The address on Pennsylvania is a four-digit number where:
|
|
Should the interest rate variable be retained in the model
: See if the Cobb-Douglas production function fits the data given in the table and interpret the results. What general conclusion do you draw?
|
|
Interest on a loan is paid on a declining balance
: Interest on a loan is paid on a declining balance, and hence a loan with an interest rate of, say, 14 percent can cost significantly less than 14 percent of the balance. Write a program that takes a loan amount and interest rate as input and then ..
|
|
Draw the payout functions for the two option
: The Black-Scholes formula by change of numeraire Let St be the price at time t of a stock that pays no dividends. - Draw the payout functions for the two options.
|
|
Why is a correlation the most appropriate statistic
: What is the correlation between student anxiety scores and number of study hours? Select alpha and interpret your findings. Make sure to note whether it is significant or not and what the effect size is.
|
|
Discuss the properties of these models
: Where Yt = sales at time t and t = time, measured in years. The first model postulates that sales is a linear function of time, whereas the second model states that it is a quadratic function of time.
|
|
Calculate the price at time t of the digital caplet
: Calculate the price at time t of the digital caplet that pays α at time (T + α) if LT > K, and zero otherwise, under the two different models (I) and (II).
|
|
Can you explain in your own words what kant might have meant
: Kant famously--and controversially--argued that some knowledge is "synthetic a priori." Can you explain in your own words what Kant might have meant by this, and can you give an example of the sort of knowledge that Kant believed possessed this st..
|
|
Career portfolio development
: At this point, you are going to prepare for potential interviews. For this assignment, research common interview questions for IT career opportunities, and post your opinion on the following question.
|