Compare the two histograms

Assignment Help Basic Statistics
Reference no: EM131017846

The survival times (in months) for two treatments for patients with severe chronic leftventricular heart failure are given in the following tables.

Standard Therepy
4 15 24 10 1 27 31
14 2 16 32 7 13 36
29 6 12 18 14 15 18
6 13 21 20 8 3 24

New Therapy
5 20 29 7 32 36
17 15 19 10 16 39
27 14 10 12 13 16
9 18 33 29 31 27

a. Construct separate relative frequency histograms for the survival times of both thetherapies.

b. Compare the two histograms. Does the new therapy appear to generate a longer survival time? Explain your answer.

Reference no: EM131017846

Questions Cloud

Surface area of block : Ari is painting blocks of wood for a project. Each block is 8 cm long, 4 cm wide, and 5 cm high. What is the surface area of each block?
Amount of credit limit electronics : Suggestion regarding Credit limit. Should it be approved or not, what should be the amount of credit limit that electronics give to Booth Plastics.
Characteristic of a perfectly competitive market : From the demand curve the monopolist obtains its marginal revenue curve - Discuss the efficienc y properties of the monopolist's optimal price/quantity combination.
Explain the common ethical issues that you could encounter : Discuss the methodology that you would employ if misstatements are discovered.
Compare the two histograms : Construct separate relative frequency histograms for the survival times of both thetherapies. Compare the two histograms. Does the new therapy appear to generate a longer survival time? Explain your answer.
Transitioning to such a system : Describe how that approach might work at the restaurant and why that could be expected to reduce waiting time. What cost would be involved in transitioning to such a system? What other approaches could be used to reduce waiting times?
What happens to deadweight loss : For a given excise tax, holding the supply curve fixed, as the slope of the demand curve becomes flatter (more elastic), what happens to Deadweight Loss
Calculate the profit margin ratios for abc medical center : Calculate the following ratios for ABC Medical Center for years 2003 and 2002. Profit Margin. Return on Assets (ROA). Return on Equity (ROE). Current Ratio. Days Cash on Hand (Short-Term).
Construct a relative frequency histogram for the income data : Describe the shape of the histogram using the standard terminology of histograms. Would you describe per capita income as being fairly homogenous across the United States?

Reviews

Write a Review

Basic Statistics Questions & Answers

  What are the null and alternative hyptheses if we want to

you have been asked by corporate to analyze some company-wide data from an annual customer satisfaction survey where

  Information about excel functions

Could you please explain in words how you figure out deciles, quartiles, kurtosis, skewness in Excel? How do you find the sum count, largest, and smallest in Excel?

  Queing and waiting line problem in qm

Harry's hamberger is a restaurant where customers form a single line for 1 cashier. The average numbers of arrivals is 1 per minute and the Poison distribution accurately defines this rate.

  Variables-outlier

While exploring data that was collected for an investigation of resources needed for software testing and improvement, you have found an outlier.

  Type of measurement scale

List 4 variables that you might assess in a research project related to your research area. List one for each type of measurement scale: Nominal, ordinal, interval, and ratio

  Often the more relevant analysis is about estimating the

Often the more relevant analysis is about estimating the size of the effect. Calculate a 90% confidence interval for the population mean difference and summarise your findings

  Toss five fair coins and let x equal the number of heads

toss five fair coins and let x equal the number of heads observeda. identify the sample points associated with this

  In some states the law requires drivers to turn on their

in some states the law requires drivers to turn on their headlights when driving in the rain. a highway patrol officer

  Explain the manner in which nate silver analysis

Summarize the blog entry that you have read. Next, explain the manner in which Nate Silver's analysis in your chosen blog entry addresses the salient points of one particular topic related to this class.

  Find probability with the cards

An experiment consists of selecting a card at random from a 52-card deck. Refer to this experiment and find the probability of the event.

  Distribution of the possible values

Perform the check regarding the sample size that confirms the sampling distribution of the possible values for will be approximately normally distributed.

  Suppose the conditional distribution of y given x x is

suppose the conditional distribution of y given x x is gamma with ? 4 and ? 1x and the marginal distribution of x is

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd