Separately compute the variance and coefficient of variance

Assignment Help Basic Statistics

Reference no: EM13904548

Is there a difference in the variation of the yields of different types of investments?The file CDRate contains the yields for a one-year certificate of deposit (CD) and afive-year certificate of deposit (CD), for 23 banks in the United States, as of April 4, 2011.

BankOne-YearFive-YearAIG1.152.20Ally1.242.40American0.852.35Astoria Federal0.752.65Bank of Internet USA1.212.49Centennial0.602.12Colorado federal1.252.30Discover1.202.30First Internet Bank of Indiana1.002.40Goldwater1.242.39Intervest National1.202.39Lone Star0.802.38MetLife1.251.90Nationwide1.202.55newDominion1.162.00Nova0.902.25OneWest1.202.55Salem Five0.602.00State farm0.802.43National Republic Bank of Chicago1.262.27Transportation Alliance1.202.28USAA0.912.25VirtualBank1.112.22

a. For one-year and five-year CDs, separately compute the variance, standard deviation, range, and coefficient of variance.

b. Based on the results of (a), do one-year or five-year CDshave more variation in the yields offered? Explain.

Reference no: EM13904548

Questions Cloud

Determine the amount of the various inventory type : The annual demand for a product is 180,000 units with a daily standard deviation of demand of 90. The cost to place an order is $750 and holding one unit in inventory costs $15 a year. Develop continuous and periodic policies for this product. Determ..

The supplier bargaining powers : The supplier bargaining powers, and rivalry among competing seller of Westlake Chemical Company strong or week, explain why?

Shippers and carriers mitigate their impact on environment : Sustainability and the environment have captured the attention of ordinary citizens and also of shippers and carriers. What is the nature of the concern? How can shippers and carriers mitigate their impact on the environment?

Compute the first quartile the third quartile : Compute the first quartile the third quartile and the interquartile range.List the five-number summary.Construct a boxplot and describe its shape.

Separately compute the variance and coefficient of variance : For one-year and five-year CDs, separately compute the variance, standard deviation, range, and coefficient of variance.Based on the results of (a), do one-year or five-year CDshave more variation in the yields offered? Explain

Compute the mean and median : Compute the mean and median.Compute the variance, standard deviation, range, and co-efficient of variation.Are the data skewed? If so, how?

Calculate that the variance of x : Starting from the definition of s2 and the pdf of a uniform distribution, calculate that the variance of X is , if X ~ Unif(a, b).

What is the response variable n perform a one-sample anova : What is the response variable? Is this an experimental study or an observational study? Explain your answer in at most 25-30 words.

Developing colon cancer : On a previous colonoscopy, Mr. B had several polyps removed. What is a polyp and how can the presence of polyps increase the likelihood of developing colon cancer?

User Account

All Pages