Prevalence of alzheimer disease

Assignment Help Basic Statistics
Reference no: EM132188224

A study collected data from medical records for 1000 patients aged 70-90 years old and found that 250 pa- tients had Alzheimer's disease. 100 of these patients with Alzheimer's disease were diagnosed within the past year and 100 of them died during the past year. What is the prevalence of Alzheimer's disease at the end of this study? (Assume no one was cured of the disease.)

Reference no: EM132188224

Questions Cloud

Evaluate the effectiveness and customer engagement : Evaluate the effectiveness and customer engagement of your campaign posts created in the Week 7 Assignment 2 and the Week 8 Homework Assignment utilizing.
Evaluate the limitations of using ratio analysis : PGBM01 - FINANCIAL MANAGEMENT& CONTROL - Critically evaluate the limitations of using ratio analysis for both cross-sectional and time-series comparisons
How would you evaluate a companys ethics program : What changes would have to be made to the ethics program to shift the corporate culture to one that valued ethical behavior?
Research the costs and financial statements : Research the costs, financial statements, cash flow, and risks of your chosen project.
Prevalence of alzheimer disease : What is the prevalence of Alzheimer's disease at the end of this study? (Assume no one was cured of the disease.)
Discussion on the unique aspects of social etiquette : Prepare a presentation and discussion of general information about unique aspects of social etiquette, housing, transportation, health care, communications.
Medical emergencies were tabulated : The response times for a random sample of 36 medical emergencies were tabulated. The sample mean is 10.8 minutes. The population standard deviation is believed
Explain factors that found to contribute to agency stress : Explain factors that have been found to contribute to agency stress. Evaluate the best approaches to managing stress in a law enforcement agency
Develop a business communication plan : Develop a business communication plan A communication plan describes what an organization wants to accomplish with the information it sends out.

Reviews

Write a Review

Basic Statistics Questions & Answers

  A recent survey of 50 executives who were laid off from

A recent survey of 50 executives who were laid off from their previous position revealed it took a mean of 26 weeks for them to find another position.

  What proportion of the class scored higher

Based on the standardized score in part c, about what proportion of the class scored higher than you did on the exam?

  Find the standardized scores for cobb and brett

These batting averages cannot be compared directly because the distribution of major league batting averages has changed over the years.

  Demonstrate your ability to present statistical data

Draw out and analyse descriptive statistics such as means, medians, ranges, deciles, etc to describe income and wealth distribution in Australia, and your ability to consider changes in wealth and income distribution over time

  Performance management system

Describe how an organizational culture and the use of performance criteria and standards affect the remaining components of a performance management system.

  Who claimed relief after taking the placebo

A pharmaceutical company conducts a clinical trial to see if more patients who take a new drug experience headache relief than the 22% who claimed relief after taking the placebo.

  Part of a review of its rate structure

As part of a review of its rate structure, an automobile insurance company has compiled lhe following data on cl.aims filed by five roale policyholders and five female policyholders.

  Shade the area corresponding to the event

For each of the following 12 events draw a Venn diagram and on it shade the area corresponding to the event: the event

  Expected number of workers who have job stress

Suppose a random sample of 10 American workers is selected. What is the probability that more than seven of them say job stress caused frequent health problems?

  Building class with the attributes

Demonstrate composition. Create .a Room class with the following attributes.

  Percentage of people in new hampshire

We sample 85 people and 35 said that they vacation out of state. Estimate the true proportion of New Hampshire residents that vacation out of state.

  The irs randomly selected 2950 tax returns for audit and

the irs randomly selected 2950 tax returns for audit and discovered that 1900 of them had serious errors. the sample 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