Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Salaries An employment information service says that standard deviation of annual salaries for public relations managers is at least $14.500. The annual salaries for 18 randomly selected public relations managers are listed. At a = 0.10, can you reject the claim? (Adapted from America's Career InfoNet)

 

47.517 

60.217 

39.177 

61.744

79.422

70.770

60.549

60.263

72.939

72.372

75.014

59.164

44.811

65.413

61.310

90.433

44.185

41.805

 

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M920578

Have any Question? 


Related Questions in Statistics and Probability

A researcher found a significant relationship between a

A researcher found a significant relationship between a student's IQ, x1, grade point average, x2, and the score, y, on the verbal section of the SAT test. The relationship can be represented by the multiple regression e ...

Suppose you have a stock portfolio where 28 of the stocks

Suppose you have a stock portfolio where 28% of the stocks earned a return of 12.2%, 12% earned a return of 15.1%, 24% of the stocks earned a return of 0%, 18% of the stocks earned a return of -1.5%, and 18% of the firms ...

Thirteen students were randomly selected from the college

Thirteen students were randomly selected from the College of Public Health and their diastolic blood pressure was tested. The sample mean and standard deviation were 80.9 mmHg and 2.1 mmHg respectively. What is the obtai ...

Assume that womens heights are normally distributed with a

Assume that women's heights are normally distributed with a mean given by mu equals 63.3 in, and a standard deviation given by sigma equals 3.1 in. Complete parts a and b. a. If 1 woman is randomly selected, find the pro ...

Suppose a new student honors societynbspalpha alpha

Suppose a new student honors society, Alpha Alpha Alpha, is going to start at Harvard. Alpha Alpha Alpha aims to be exclusive and only wants the best students.Currently, there are about 10,000 students enrolled at Harvar ...

A multiple-choice test consists of 7 questions each

A multiple-choice test consists of 7 questions. Each question has answer choices of a, b, c, and d, and only one of the choices is correct. If a student randomly guesses on each question, what is the probability that she ...

1 a producer specifies that the mean lifetime of a certain

1. A producer specifies that the mean lifetime of a certain type of battery is at least 240 hours. A sample of 18 such batteries yielded the following data. 237             242             232 242             248         ...

Spss assignment 02the data set you need to do the

SPSS Assignment 02 The data set you need to do the assignment can be found on Blackboard in the folder "Assignments and due dates" and in the spreadsheet "Data for Assignment 2". This is a group assignment and you can su ...

Regression analysiscalculate then explaininterpret the

Regression analysis Calculate then explain/interpret the following 14 tasks/tests using the dependent variable (labeled Y)(Sales) and the independent variables (labeled X1 (Calls), X2 (Time), and X3(Years)). Attached is ...

Develop a research question that addresses one of the

Develop a research question that addresses one of the unknowns in the question: Positive interactions between the CEO and board members lead to enhanced and better performance of the Corporation . Address the following 1 ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen