Question: When making inference, why is it important that a sample drawn from a population be a random sample?

When making inference, why is it important that a sample drawn from a population be a random sample?

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Bayesian Biostatistics Questions!

Q:

TABLES AND FORMULAS FOR MOORE Basic Practice of Statistics Exploring Data: Distributions Look for overall pattern (shape, center, spread) and deviations (outliers). Mean (use a calculator): x= 1! x1...

Q:

i need please the answers of those questions please as soon as 1. Statistical inference is the process where inference about a population is made based on statistics calculated from random sample...

Q:

ROBE Math 1530 - all sections Summer 2015 About the Summer 2015 Math 1530 Capstone project In the regular Fall and Spring semesters, the end-of-semester Math 1530 Capstone Project uses data collected...

Q:

Part I True-False Statements: Fill in T or F (4 points each) Significant difference in a statistical sense means that the observed, or apparent, difference is of practical importance and should not...

Q:

Calculate. Question: Adults have blood pressure that is approximately normally distributed. In a study, a blood pressure mean of 113 mmHg with a standard deviation of 13 mmHg was calculated for 50...

Q:

What is r? The test statistic for the significance of the model/regression The test statistic for the significance of the slope coefficient The correlation coefficient The goodness of fit The...

Q:

Question: Andrea Anti-Ponzi is a client who wishes to use a hash table that you design. You, the computer scientist, have decided to use a hash table with m slots that resolves collisions using...

Q:

Help me solve the following. Question: Choose any topic you like. Choose at least one quantitative variable and one qualitative variable related to ?? ?? your topic. Determine your target population,...

Q:

solve the following Question : 3. As we have seen in class, hypothesis testing, and confidence intervals are the most common inferential tools used in statistics. Imagine that you have been tasked...

Q:

Question: A non-profit research organization conducted a study in which they collected data regarding people's incomes and level of happiness. The organization is interested in examining the...

Q:

Consider the following case of exponential growth. Complete parts a through c below. The population of a town with an initial population of 57,000 grows at a rate of 6 5% per year a. Create an...

Q:

Find equivalent annual rate offend for purchase discounts. The terms of sale 2/10, net/30 mean that the buyer can take a discount of 2% from gross invoice price by paying the invoice within 10 days:...

Q:

Which of the following entity types would not be required to pay taxes but would pass taxable income through to its owners? LLC S - Corporation C - Corporation LLC and S - Corporation

Q:

Find the isentropic efficiency of the nozzle in example 6.4.