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

  Find the p-value and value of the test statistic

Consider the following hypothesis test What is the value of the test statistic? What is the p-value? With a=.05, what is your conclusion, reject or accept?

  Probability in standardized normal distribution

Given the standardized normal distribution (with a mean of 0 and a standard deviation of 1, as in Table E.2), what is the probability that:

  Find out how many students weigh between

The mean weight of 500 students is 151 lbs and the standard deviation is 15 lbs. Assuming the weights are normally distributed, find out how many students weigh between 120 and 155 lbs.

  What is that probability that exactly 5 students smoke px5

binomial distribution. the centers for disease control say that 30 of high school students smoke cigarettes. suppose

  The distribution of heights of adult males is normally

the distribution of heights of adult males is normally distributed with mean 68 inches and standard deviation 2.9

  What chancellor probability of getting at least 1 job offer

Assuming that there is no exchange of information, or influence, across universities as to their hiring decisions, and that the chancellor is as likely to be chosen as any other applicant, what is the chancellor's probability of getting at least o..

  Test claim use hypothesis test claim by constructing an

in a recent nyc marathon 25221 men finished and 253 dropped out. 12 883 women finished and 163 dropped out use a 0.01

  Standard deviation of mean on the either side

The lifetimes of light bulbs of a particular type are normally distributed with a mean of 370 hours and a standard deviation of 5 hours. What percentage of bulbs has lifetimes that lie within 1 standard deviation of the mean on either side?

  Confidence interval for standard deviaiton of ages of senior

Find the 90% confidence interval for the standard deviaiton of the ages of seniors at Oak Park College if a sample of 24 students has a standard deviation of 2.3 years. Assume the variable is normally distributed.

  Compute the value of arithmetic mean

Draw ogives from the following data and measure the median value and compute the value of arithmetic mean

  Find one percentile is greater than thirty percentile

Indicate with Yes or No whether the given statement could apply to a data set consisting of 1,000 values that are all different. a. The 29th percentile is greater than the 30th percentile.

  Probability of an untrained dog performing

Find the probability of an untrained dog performing as well as Maggie. Is it unusual for an untrained dog to do as well as Maggie?

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