User Account

All Pages

Degrees of freedom to test the hypothesis

Assignment Help Basic Statistics
Reference no: EM131429507

To test the hypothesis that two population variances are equal, a random sample of size 13 was selected from the first population, and a random sample of size 21 was selected from the second population. What are the degrees of freedom to test the hypothesis?

Reference no: EM131429507

Questions Cloud

Useful in developing the wbs for a project : What techniques do you think are useful/not useful in developing the WBS for a project? There are many tools, techniques and approaches for defining scope and building a WBS. What techniques would work best for you in defining scope and building a WB..
How many families should be interviewed : The sponsor of the survey wants you to use the 95 percent confidence level. The estimate is to be within $100. How many families should be interviewed?
What processor was the computer built around : What processor was the computer built around - What programming language did it use and Which magazine announced the launch of the Altair?
Find the maximum angle of rotation of the beam : Neglecting friction between the collar and the rod, determine the maximum angle of rotation of the beam during its subsequent motion.
Degrees of freedom to test the hypothesis : To test the hypothesis that two population variances are equal, a random sample of size 13 was selected from the first population, and a random sample of size 21 was selected from the second population. What are the degrees of freedom to test the ..
Development and leadership potential : Diversity-conscious leaders learn to change those around them by changing themselves. How do you think personal experiences interacting with diverse people and cultures have shaped the ability to be effective leaders? What about your own experiences-..
Sd of a discrete probability distribution : How do you compute the mean and SD of a discrete probability distribution? How do you compute the mean and standard deviation of a binomial probability distribution?
Determine the magnitude of the velocity v1 : determine the magnitude of the velocity v1 for which the maximum angle u through which the block will rotate is 30
State the null hypothesis and the alternative hypothesis : Suppose we want to carry out a hypothesis test to see if the mean height when these plants are treated with a certain chemical differs from 177. State the null hypothesis and the alternative hypothesis that we would use for this test.

Reviews

Write a Review

Basic Statistics Questions & Answers

  1a sociologist is studying the effect of having children

1.a sociologist is studying the effect of having children within the first three years of marriage on the divorce rate.

  Represent as tree if pv is tree before observing evidence

If PV is a tree before observing the evidence, then we would like PV PV |A= a to be also represented as a tree. Is this always possible?

  You toss a coin five times each time it lands on heads you

1. suppose that a very sneaky little mouse squeaks on average only one time in 50 when he sees a piece of cheese on a

  Probability that a randomly selected battery will last

A manufacturer of car batteries claims that the life of its batteries is normally distributed with mean µ = 58 months and standard deviation σ = 3. Determine the probability that a randomly selected battery will last at least 62 months.

  How do the percentages compare to corresponding percentages

What percentage of the high temperatures are within the interval x‾ - S to x‾ + S? How do these percentages compare to the corresponding percentages for a normal distribution (68.26% and 95.44%, respectively)?

  The frequency for each point on the graph

The Nichols diagram for Gc(jω)G(jω) of a closed loop system is shown in Figure P9.22.The frequency for each point on the graph is given in the following table:

  How would you use equation to predict particular score

Imagine that the equation for predicting y from x is y = 1.12 - .47x.- How would you use this equation to predict a particular individual's score?

  With c099 construct the confidence interval for the

in a survey of 2365 adults a proportion of 1320 said they worry about zombies.a. find p and q.b. with c0.99 construct

  Follow a normal curve

A large population of overdue bills has balances that follow a normal curve. When we take a sample of 100 of these the average is $500 and the SD is $100.

  The probability distribution of the discrete random

the probability distribution of the discrete random variablenbspxnbspis given by the following

  I the variance for the difference scores is reduced to s2

a teacher gives a third grade class of n 16 a reading skills test at the beginning of the school year. to evaluate the

  With a mean of 74 and standard deviation of 16 what is the

with a mean of 74 and standard deviation of 16. what is the proportion of healthy people will have cbf readings between

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