Question: HELP ME PLEASE I NEED HELP ACTIVITY 5 1. Identify if the situation has a known population variance or unknown population variance and explain why.

HELP ME PLEASE I NEED HELP

ACTIVITY 5 1. Identify if the situation has a known population variance or unknown population variance and explain why. 1. A population composed of in items whose measurements are 12,! 1.15.3.20.23.18,13,22, and 10. Samples of 6 items are drawn at random without replacement. Answer: Reason: II. Problem-solving 2. According to a study, the average ntnnher of hours of TV viewing per household per week in the Philippines is 50.4 hours and the standard deviation is [1.8 hours. If a random sample of 42 households is taken. what is the probability that-- a. the sample average is more than 52 hours? b. the sample average is less than 4?.5 hours? c. the sample average is less than 40 hours

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 Mathematics Questions!

Chapter 7 Inferential Statistics: Estimation and Hypothesis Androgen (ng/ml) at Adult Time of Injection Androgen (ng/ml) 30 Male 4.79 Minutes After Injection 18.53 7.39 13.74 7.91 7.30 0.52 10 4.85...

t Suppose there is a random sample of n observations from a normal distribu- tion with mean u and unknown variance. If the sample mean and standard deviation are, respectively, i and s, then the...

Pick a company, imaginary or real, and youll do the homework based on that company. Student Project Chapter 1: Introduction (Your company ABC) 1. What are the marketing opportunities and problems...

Identify the Statistical Test Formula of the following assumptions 1. Test for a single mean when the population variance is known. 2. Test for a single mean when the population variance is unknown...

In 2006, Nielsen proposed that there were three stages to the digital divide, and we discussed these in class. On Monday November 22, 2021. you were sent a recent article by Ellison (2021 September...

***PLEASE HELP!!!*** PLEASE PLEASE PLEASE INCLUDE EXCEL FORMULAS/FUNCTIONS FOR EACH THANK YOU!!!! 1. A business school has a goal that the average number of years of work experience of its MBA...

Unit 3 Problem Set NAME: Elements of Statistics--FHSU Virtual College--Spring 2017 REMEMBER, these are assessed preparatory problems related to the content of Unit 3. The Unit 3 Exam will consist of...

Activity 1: Instruction: Read and analyze the following situations. Determine whether the following statements have a known or unknown population variance. Write your answer on the space provided....

Please read chapter 6 and answer the questions and see the ( guide to answer number 3) 1. Decide what assessment you would like to do to provide you with more information about the student, 2....

e Let Us Try! 0' Hello! I hope you are having a good day. Before proceeding to Lesson 1, try to read and answer the activity below rst. Direction: Choose the letter of the correct answer and write...

An auditor most likely would analyze inventory turnover rates to obtain evidence concerning managements balance assertions about a. Existence. b. Rights and obligations. c. Completeness. d. Valuation...

A lottery has a grand prize of 23(1)/(2) million dollars. There are 5 people who have winning tickets and they share this prize equally. How many millions of dollars does each person get? Express the...

Given a change in market interest rates, which will change more: the market price of a bond with 2 0 years until maturity or the market price of a bond with 5 years until maturity? Assume all the...

Problem Statement Suppose that you are tasked with developing a manufacturing schedule for the next 5 months for a particular facility. This facility can produce up to 500 units a month, but there is...

Pollution

The fear of making a fool of oneself

4. Develop circular models, with positive and negative feedback loops, for the following situations: (a) In a poor third-world country, the population increase has been very large in the last ten...