User Account

All Pages

What is the minimal sample size needed

Assignment Help Basic Statistics
Reference no: EM132844675

What is the minimal sample size needed for a 95% confidence interval to have a maximal margin of error of 0.1 in the following scenarios? (For each answer, enter a number. Round your answers up the nearest whole number.)

(a) a preliminary estimate for p is 0.15

(b) there is no preliminary estimate for p

Reference no: EM132844675

Questions Cloud

Discuss the impact language barriers : Discuss the impact language barriers may have on Muhammad and Talia's engagement with the program.
Finding and discussing the mean-median : Finding and Discussing the Mean, Median, and Mode in Exercise 17-18, find the mean, the median, and the mode of the data, if possible. If any measure cannot be
What price do farmers get for their watermelon crops : What price do farmers get for their watermelon crops? In the third week of July, a random sample of 40 farming regions gave a sample mean of = $6.88 per 100 pou
What is your best guess for the next value : Suppose you know the mean = 12 and the standard deviation = 20 for a white noise process. The last observations were -5, 11, 17. What is your best guess for the
What is the minimal sample size needed : What is the minimal sample size needed for a 95% confidence interval to have a maximal margin of error of 0.1 in the following scenarios? (For each answer, ente
What is the prevalence of arthritis among the adults : What is the prevalence of arthritis among the adults who come to your Public Health
Why is it important to report the measure of variability : why is it important to report the measure of variability?
Calculate the operating cash flows of the project : Laurel's Lawn Care Ltd., has a new mower line that can generate revenues of $123,000 per year. Direct production costs are $41,000, and the fixed costs of maint
Estimate the percentage of people : Daniel wants to estimate the percentage of people who play games on their phones. He surveys 350 individuals and finds that 50 play games on their phones. What

Reviews

Write a Review

Basic Statistics Questions & Answers

  Define the correlation between height and weight

The correlation between height and weight is r = 0.40 for 12th-grade male respondents (n = 1501) in a survey done in 2003 by the U.S. Centers for Disease.

  Appropriate graphical display for variable

Create, using SPSS, a frequency distribution and an appropriate graphical display for your variable given its level of measurement.

  Find the implied volatility of the following european call

Find the implied volatility of the following European call. The call has four months until expiry and an exercise price of $100. The call is worth $6.51 and the underlying trades at $101.50. Assume the risk free interest rate is 8% per annum.

  Describe a null and alternative hypothesis

A random sample of 15 items is taken, producing a sample mean of 2.364 with a sample variance of .81. Assume x is normally distributed and construct a 90% confidence interval for the population mean. Write a statistical hypothesis, Describe a null ..

  Correlation between the scores of students

Suppose that the correlation between the scores of students on Exam 1 and Exam 2 in a statistics class is r = 0.7. One way to use r is to compute

  Confidence interval for the groups of people

Make a 90% confidence interval for the difference in the population proportions for the two groups of people.

  What was the average speed of bus for entire trip

The bus averaged 40 mph on the drive from Columbus to Athens but averaged 60 mph during the return trip. What was the average speed of the bus for the entire trip?

  Distribution with a degrees of freedom

Suppose that a random sample of n observations is drawn from a t distribution with a degrees of freedom. Show that the asymptotic distribution

  Find the p-value for the indicated hypothesis test

In a sample of 49 children selected randomly from one town, it is found that 8 of them suffer from asthma

  Weighted average cost of capital-foggy futures weather

What is the weighted average cost of capital for Foggy Futures Weather Forecasters? The firm is in the 25% tax bracket. The optimal capital structure is listed

  Find its marginal revenue function

Find its marginal revenue function?

  Women use of bound feet

In the nineteenth century, women's use of bound feet (China), white face paint (Japan), and corsets (Western Europe) are examples of which of the following?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd