User Account

All Pages

Assuming a two-tailed test with alpha 05 how large a

Assignment Help Basic Statistics
Reference no: EM13585992

Question: Assuming a two-tailed test with α = .05, how large a correlation is needed to be statistically significant for each of the following samples?

a. A sample of n = 10

b. A sample of n = 20

c. A sample of n = 30

d. A sample of n = 40

Reference no: EM13585992

Questions Cloud

In what situations would a reasonable estimate of returns : 1. what is the authoritative guidance for revenue recognition when right of return exists?2. when is this
List and briefly discuss the obstacles that must be : list and briefly discuss the obstacles that must be overcome to produce and aids vaccine. the key is brief but
If you are interested in obtaining the hexane and : in a seperatory funnel you have 2 phases with both liquids being clear and having roughly the same volume. you know one
The partnership equity accounts are considered to quite : the partnership equity accounts are considered to quite important within a partnership since it represents the partners
Assuming a two-tailed test with alpha 05 how large a : question assuming a two-tailed test with alpha .05 how large a correlation is needed to be statistically significant
Aata of an small scale business are given as sales : a data of an small scale business are given as sales 500000 ratio profit volume 50 cost fixed 100000. calculate
How do we study and research disease explain a penicillin : how can those microbes cause disease? what are mechanisms of pathogenicity? how do we study and research disease?
Stine company applies manufacturing overhead to jobs at an : stine company uses a job order cost system. on may 1 the company has a balance in work in process inventory of 3980 and
Annual depreciation expense on a building purchased a few : annual depreciation expense on a building purchased a few years ago using the straight-line method is 5000. the cost of

Reviews

Write a Review

Basic Statistics Questions & Answers

  Enough evidence at a significance level

There is enough evidence at a significance level of 10%, to conclude that the content average sodium this brand of corn flakes is 130 milligrams?

  Determining point estimate of population mean

Determine point estimate of population mean? By using 90% confidence, determine the margin of error?

  Probability of coin flip

A fair coin is continually flipped until heads appears for the tenth time. Let X denote the number of tails that occur. Compute the probability mass function of X.

  Develop a multiple linear regression equation

Develop a multiple linear regression equation that describes the relationship between tenure and the other variables in the chart above. Use the Analysis Toolpak located in Excel to perform this multiple regression.

  Estimate the regression equation to predict the value

Using an appropriate hypothesis test, at a 5% level of significance, can you conclude that there is any difference between the average value between houses that have a fireplace (Fireplace = 1) and houses that don’t have a fireplace (Fireplace = 0)?

  Why might the sample data not follow a normal

From her firm’s computer telephone log, an executive found that the mean length of 64 telephone calls during July was 4.48 minutes with a standard deviation of 5.87 minutes.

  Point effect large enough to statistically significant

If the population standard deviation is σ = 20 is the 6 point effect large enough to be statistically significant? Use the two - tailed test with α = .05

  Random sample and normal distribution

Suppose that X1,..,Xn form a random sample from the normal distribution with unknown mean M and unknown standard deviation S, and let m and s denote the MLEs of M and S. for the sample size n=17, find a value of k such that  P(m > M +ks) = 0.95

  Find maximum monthly mortgage loan payment

No more than 36% of the monthly gross income. what is the maximum monthly mortgage loan payment for which shawn can be approved?

  Evaluate the data and determine process in control or not

For all questions, clearly explain/show your answers.  For the Analysis section, justify your answers with the appropriate graphs, statistics, equations, etc.

  Create frequency distribution and histogram of sample mean

Calculate the standard deviation of the number of available rooms in that sample. Construct a frequency distribution of the sample mean, and plot a histogram of this distribution.

  Probability mass function-poisson

An article in Annals of Mathematical Statistics reports the following data on the number of borers in each of 120 groups of borers. Does the Poisson pmf provide a plausible model for the distribution of the number of borers in a group?

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