Logo
Home Study Material Contact Search
AI Chat FREE
  1. mathematics
  2. statistics
  3. sickle cell disease is a painful disorder of the r

Sickle cell disease is a painful disorder of the red blood cells that in the...

90.2K

Verified Solution

Question

Statistics

image

Sickle cell disease is a painful disorder of the red blood cells that in the United States affects mostly African Americans To investigate whether the drug hydroxyurea can reduce the pain associated with sickle cell disease a study by the National Institutes of Health gave the drug to 150 sickle cell sufferers and a placebo to another 150 Neither doctors nor patients were told who received the drug The number of episodes of pain reported by each subject was recorded This is an example of an observational study a double blind experiment an experiment but not a double blind experiment a paired data experiment

Answer & Explanation Solved by verified expert
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Q

hardwood company uses a job order costing system that applies overhead cost to jobs on the...

Accounting
Q

A 100 M CUSO4 10 mM BA p JNK SAPK JNK SAPK B tubulin huRK13...

Biology
Q

Having two identical alleles for a gene is called whereas having different alleles is

Biology
Q

Given the following demand data compute a simple exponential smoothing forecast for alpha values of...

Basic Math
Q

In what order should Pepper Corp. prioritize production of its products to maximize profit while...

Accounting
Q

Leewin Brokerage enters into a lease agreement with Bumble Motors to lease an automobile with...

Accounting
Q

Determine the main accounting assumptions underlying each currently used method (e.g., current rate method and...

Accounting
Q

please help and type... Case Study The managing partner of Namib Gaming ("Namib...

Accounting
Q

Which of the following regarding unrealized, realized, or recognized gains or losses is false? a...

Accounting
Q

Specialization is deciding who can make decisions. True False

Accounting
Q

Pharoah Candle Supply makes candles. The sales mix (as a percentage of total dollar sales)...

Accounting
Q

Problem 9-18 (Algo) Comprehensive Variance Analysis [LO9-4, LO9-5, LO9-6] Miller Toy Company manufactures a plastic...

Accounting