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Chapter 1: Q. 44 (page 53)

A cardiologist is interested in the mean recovery period of her patients who have had heart attacks.

Short Answer

Expert verified

a. Patients of cardiologists make up the population.

b. A sample is a group of the cardiologist's patients.

c. The measure represents the average recovery time for all of the cardiologist's patients.

d. The group of cardiologist's patients has a recovery duration of mean.

e. The variable is the, X= the mean recovery period of one patient..

f. The variable provides data in the form of X values, such as 10 days, 14 days, 20 days, and so on.

Step by step solution

01

Introduction

A cardiologist is a doctor with special training and skill in finding, treating and preventing diseases of the heart and blood vessels.

02

Explanation of a

The group will be cardiologist's cardiac patients, according to the information presented.

03

Explanation of b

Based on the information supplied, a random sample of cardiac patients will be used to analyze the data.

04

Explanation of c

The parameter of this data will be the population mean recovery period for cardiologist's heart patients, according to the facts provided.

05

Explanation of d

Based on the information supplied, the statistic for this data will be the cardiologist's sample mean recovery duration for cardiac patients.

06

Explanation of e

Based on the information supplied, the recovery duration will be a variable in this data.

07

Explanation of f

The data will be the value of the variable, such as 5 months or 10 months, based on the information supplied.

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