Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Multiple choice problems based on Weighted average, arithmetic mean, mode and median

Calculations on the Measures of Central Tendency 1. Last year a small statistical consulting company paid each of its five statistical clerks $22,000, two statistical analysts $50,000 each, and the senior statistician/owner $270,000. The number of employees earning less than the mean/average salary is: ____ hint: find out the weighted average

a. 0

b. 4

c. 5

d. 6

e. 7

2. The heights in centimeters of 5 students are: 165, 175, 176, 159, and 170. The sample median and sample mean are in that order:

a. 170, 169

b. 170, 170

c. 169, 170

d. 176, 169

e.176, 176

3. The term test scores of 15 students enrolled in a Business Statistics class were recorded in ascending order as follows: 4, 7, 7, 9, 10, 11, 13, 15, 15, 15, 17, 17, 19, 19, 20 After calculating the mean, median, and mode, an error is discovered: one of the 15's is really a 17. What measure of central tendency will change?:

a. mean only

b. mode only

c. median only

d. mean and mode

e. all three measures

4.

a. compute the mean or average age ___________________

b. analyse the median age ___________________________

5.

a. Identify the mode in following data: 2, 4, 14, 8, 10, 14, 8, 4, 8 Mode __________________

b. Identify the mode in following data: 666, 2, 5, 999, 11, 11, 12 Mode _________________

6. Find out the median in following data set:

12, 10, 9, 5, 30, 3, 25 Median = ____________________

20, 21, 22, 23, 24, 25, 26, 27, 28, 29 Median = ____________________

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M920874

Have any Question? 


Related Questions in Statistics and Probability

What main effects and interaction could you test with the

What main effects and interaction could you test with the design you developed for Question 1? Are you predicting that you will obtain an interaction? Question 1 Build on the design you created in Question 2 to test the ...

A committee comprised of 15 members is called upon to

A committee comprised of 15 members is called upon to choose the prettiest color: red, blue, or yellow. The committee members simultaneously announce their strict preference relations among these three colors. If red is ...

Nicollette joined towson university basketball team since

Nicollette joined Towson University basketball team since summer 2015. On average, she is able to score 30% of the field goals. Assume she tries 15 field goals in a game. (a) Let X be the number of field goals that Mimi ...

An accounting professor is notorious for being stingy in

An accounting professor is notorious for being stingy in giving out good letter grades. In a large section of 140 students in the fall semester, she gave out only 5% As, 23% Bs, 42% Cs, and 30% Ds and Fs. Assuming that t ...

Some accounting firms give the client an option to pay a

Some accounting firms give the client an option to pay a fee when the tax return is completed that guarantees tax advices and support from the accountant if the client were audited. A large accounting firm is trying to d ...

Describe the technologies that contributed to the

Describe the technologies that contributed to the development and advancement of the newspaper from small, infrequent circulations of a few brief pages to the mass production of daily, extensive pages of news.

A researcher conducted an experiment on the effects of a

A researcher conducted an experiment on the effects of a new "drug" depression. The researcher had a control group, and an experimental group that received nothing, a placebo group, and an experimental group that receive ...

Reliability the data that we collect is not useful unless

Reliability : The data that we collect is not useful unless we know that it is reliable and valid. Think of the judges on the TV show Dancing with the Stars. (There are three or four judges. Each week each judge scores e ...

1 explain how you would use a manipulation check to

1. Explain how you would use a manipulation check to determine whether you successfully manipulated room temperature in a study of temperature and aggression. 2. Distinguish between an independent variable and a subject ...

The wall street journal ceo compensation study analyzed ceo

The Wall Street Journal CEO Compensation Study analyzed CEO pay from many U.S. companies with fiscal year 2008 revenue of at least $5 billion that filed their proxy statements between October 2008 and March 2009. The dat ...

  • 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