If the average height of sons of 68-inch fathers is 68

Assignment Help Basic Statistics
Reference no: EM13603647

Suppose the heights of sons and fathers has a correlation of 0.6, and both sons and fathers have an average height of 68 inches.

If the average height of sons of 74-inch fathers is 72 inches, does this mean that the average height of fathers of 72-inch sons is 74 inches? Explain.

If the average height of sons of 68-inch fathers is 68 inches, does this mean that the average height of fathers of 68-inch sons is 68 inches? Explain.

Reference no: EM13603647

Questions Cloud

A manufacturing of window frames knows from long experience : a manufacturing of window frames knows from long experience that 5 percent of the production will have some type of
A room is heated as a result of solar radiation coming in : a room is heated by an iron that is left plugged in. is this a heat or work interaction? take the entire room including
Two new particles which have identical positive charge q3 : two particles one with charge -1.25 oc and one with charge 1.87 ?c are 8.09 centimeters apart. what is the magnitude of
What angle with the horizontal should the pilots line of : the pilot of an airplane carrying a package of mail to a remote outpost wishes to release the package at the right
If the average height of sons of 68-inch fathers is 68 : suppose the heights of sons and fathers has a correlation of 0.6 and both sons and fathers have an average height of 68
Assume that none of the alpha particles bounced back from : a physicist has developed a device that generates a beam of alpha particles each of which is a helium nucleus
Determine the velocity v of the particle at t367s and the : the velocity of a particle moving in the x-y plane is given by 6.12i 3.24j ms at time t3.65s. its average acceleration
For a particular collision you detect the emitted products : the nucleus of an atom consists of protons and neutrons no electrons. a nucleus of a carbon-12 isotope contains six
An experiment consists of selecting a student body : an experiment consists of selecting a student body president vice president and a treasurer. all undergraduate

Reviews

Write a Review

Basic Statistics Questions & Answers

  Suppose that you wish to calculate the probability that the

a large shipment of computer chips is known to contain 8 defective chips. suppose you select 500 chips at random.a what

  Qualitative analysis-confidence intervals

Annual family dental expenses for the families of a random sample of ten employees of a company are given below. You can assume the family dental expenses for the employees of the company are normally distributed.

  Test the null hypothesis using five-step procedure

Find that the mean weight in the sample is 308 pounds.The standard deviation is 23. Using significance level of .01 test the null hypothesis using 5-step procedure.

  Estimate the true mean tensile strength of bars

Estimate the true mean tensile strength of bars of this size and tyoe using 90% confidence interval. List any assumptions you need to make. Given n=150, x(bar)=477N/mm^2, and s=13.

  Description of mcq-probability

One flight daily to a certain destination. The following information shows the probability distribution of late arrivals for that flight in the past month:

  The data set toxemia contains information for a sample of

the data set toxemia contains information for a sample of 100 infants born in two hospitals in boston. indicators of a

  What is conclusion regarding the null hypothesis

Complete the table and answer the following questions. Use the .05 significance level. How many treatments are there? What is the total sample size?

  Mean weight of all meat pies

Suppose that in order to satisfy legal requirements, a meat pie manufacturer may only produce .2% of pies below a weight of 750grams. If the preceding holds and if the weight of all pies is normally distributed with a standard deviation of 50 gram..

  Detemining regression and hypothesis testing

The National Highway Association is studying the relationship between the number of bidders on a highway project and the winning (lowest) bid for the project.

  The table below shows the durations of eruptions x in

question 1 twenty-one homes with living areas under 2000 sq ft have selling prices with a standard deviation of

  A soft-drink machine is regulated so that it discharges an

a soft-drink machine is regulated so that it discharges an average of 200 milliliters per cup. if the amount of drink

  Determine the yielding expected profit

Yyielding a $20,000 profit, and a 30% chance that the building will sell for $230,000, yielding a $70,000 profit. What is the expected profit? = E( X - ) = ( xi - What is Var(X)?

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!

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