Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

The mean serum cholesterol of 25 men ages 65-74 is 231, with the standard deviation of 50. For 25 women of same age, the mean serum cholesterol level is 255 with standard deviation of 49. Are the average serum cholesterol levels statistically different between men and women?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M923256

Have any Question? 


Related Questions in Statistics and Probability

Getting ready for a re-test for applied managerial

Getting ready for a re-test for Applied Managerial Statistics and will need some assistance. It is 24 questions and I have 3 hours once I access it. This should be an advanced question.

The percentage of people with advanced degrees is 165 on

The percentage of people with advanced degrees is 16.5% on average if 1000 people are randomly selected what is the probability that the percentage of these poeple with advanced degrees is between 17% and 18.5%?

1 if the independent variable has absolutely no effect on

1. If the independent variable has absolutely no effect on the dependent variable, will the means of the experimental conditions be the same? Why or why not? 2. An ANOVA for a one-way design partitions the total variance ...

Tell whether each of the following relationships reflects a

Tell whether each of the following relationships reflects a positive or a negative correlation: a. the amount of stress in people's lives and the number of colds they get in the winter b. the amount of time that people s ...

Peggy wants to know if her pack of cookies was

Peggy wants to know if her pack of cookies was statistically different from those of the rest of the class. She found out the average number of chips per cookie this year was 13.82 and the standard deviation for the clas ...

In your own wordsquestion 1 critique and expand upon the

In your own words! Question 1: Critique and expand upon the statement: Every college graduate should understand the basic principles of the Operations function of a business. Question 2: Identify three current trends in ...

Let x0 x1 x2nbspbe three vectors in rn prove that these

Let x 0 , x 1 , x 2  be three vectors in R n . Prove that these vectors are affine independent if and only if none of them is a convex combination of the other two.

Mouse parts produces mouse ears white gloves and other

Mouse Parts produces mouse ears, white gloves and other parts that are incorporated into the production of Mickey Mouse souvenirs. One of the components used in production has an annual demand of 250 units, and this is c ...

Suppose that 3 of all adults suffer from diabetes and that

Suppose that 3% of all adults suffer from diabetes and that 28% of all adults are obese. Suppose also that 2% of all adults both are obese and suffer from diabetes. (a) Find the probability that a randomly chosen adult i ...

The manager of a pizza chain in albuquerque new mexico

The manager of a pizza chain in Albuquerque, New Mexico, wants to determine the average size of their advertised 16-inch pizzas. She takes a random sample of 25 pizzas and records their mean and standard deviation as 16. ...

  • 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