Quiz week4

RES342 WK3 QUIZ NAME__________________________

complete by Monday of Week 3 and submit to your Individual Forum .1 . Per Conversation 2 , what is the definition of statistics

Statistics is a mathematical science that pertains to the collection analysis , and interpretation to a given set of numbers or data . It is used to predict or forecast a possible scenario based from the given data . Descriptive statistics consist of procedures used to summarize and describe an important characteristic of a set of measurements Inferential statistics , on the other hand consist of procedures used to make

inference about a population characteristics from information obtained in a sample drawn from the population

2 . Per Conversation 3 , tell the story why sampling can still be useful even though there is sampling error that you can 't get rid of

Sampling is a method of gathering data in to get the appropriate solution to a problem . Sampling is an important part of statistics . It can basically lessen the time for data gathering . For example , if you are task to measure the average life span of humans , you don 't have to ask every person in the world to have an accurate average . You may select random people for your task . Sampling should be correct to avoid sampling errors . Sampling error is inevitable however it can be lessened to a minimal percentage

The Central Limit Theorem states that errors can not be avoided during sampling if you don 't have perfect information , but CLT also states...