Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Construct a 95% confidence interval for population mean.

The mean return for a random sample of 33 mutual funds is 14.93 percent with a standard deviation of 9.57.  Make a 95 percent confidence interval for the population mean.

1.11.53 to 18.32
2.11.01 to 18.85
3.14.82 to 15.04
4.10.95 to 18.91

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M921750

Have any Question? 


Related Questions in Statistics and Probability

The time it takes to complete a standardized exam is

The time it takes to complete a standardized exam is normally distributed with a mean of 70 minutes and a standard deviation of 10 minutes. How much time should be allowed for the exam so that 80% of the students will fi ...

Consider rolling a fair 6-faced die twice let a be the

Consider rolling a fair 6-faced die twice. Let A be the event that the sum of the two rolls is atmost 6, and B be the event that the first one is an even number. (a) What is the probability that the sum of the two rolls ...

Identify a business related management problem translate

Identify a business related management problem translate the management problem into a hypothesis assumption accurately state the null hypothesis and alternative hypothesis.

Your company is seeking to forecast demand for the next

Your company is seeking to forecast demand for the next month based on the information given in the following table: Month May June July Aug Oct Sept Oct Nov Dec Demand 40 44 43 45 42 50 48 54 a. (6) Develop a forecast f ...

The annual commissions earned by sales representatives of

The annual commissions earned by sales representatives of Machine Products, Inc. a manufacturer of light machinery, follow the normal probability distribution.  The mean yearly amount earned is $40,000 and the standard d ...

Asume that you plan to use a significance level of alpha

Assume that you plan to use a significance level of α = 0.05 to test the claim that p1 = p2. Use the given sample sizes and numbers of successes to find the P-value for the hypothesis test. n1 = 50 n2 = 50 x1 = 8 x2 = 7

Exam - probability and stochastic modelspart a -q1 twelve

Exam - Probability and Stochastic models Part A - Q1. Twelve recruits were subjected to a selection test to ascertain their suitability for a certain course of training. At the end of training there were given a proficie ...

Is there any difference between the proportion of americans

Is there any difference between the proportion of Americans who wish they were rich and the proportion of Canadians who wish they were rich? A random sample of 1,000 Americans showed that 550 wish they were rich, while a ...

1 what are order effects and how does counterbalancing help

1. What are order effects, and how does counterbalancing help us deal with them? 2. Distinguish between treatment, confound, and error variance. 3. Which is worse--confound variance or error variance? Why?

According to a study conducted by dell computers 65 of men

According to a study conducted by Dell Computers, 65% of men and 70% of women say that weight is a very important factor in purchasing a laptop computer. Suppose this survey was conducted using 374 men and 481 women. Do ...

  • 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

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

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