What is the probability that a randomly selected family

Assignment Help Basic Statistics
Reference no: EM13627908

In a certain community, 20% of the families own a dog, and 20% of the families that own a dog also own a cat. It is also know that 28% of all the families own a cat.

What is the probability that a randomly selected family owns both a dog and a cat?

What is the conditional probability that a randomly selected family owns a dog given that it doesn't own a cat?

Reference no: EM13627908

Questions Cloud

Determine the intersection points of the following pairs of : determine the intersection points of the following pairs of curves. follow the following steps for each problemi. use
Per the linked problem i dont understand how the shear : per the linked problem i dont understand how the shear calculation is done. why is vf and vb 333.33 lb.ft? i understand
If the machine is mounted on a large concrete block of mass : an industrial machine of mass 453.4kg is supported on springs with a static deflection of 0.508cm. the machine has a
If the machine is mounted on a large concrete block of mass : an industrial machine of mass 453.4kg is supported on springs with a static deflection of 0.508cm. the machine has a
What is the probability that a randomly selected family : in a certain community 20 of the families own a dog and 20 of the families that own a dog also own a cat. it is also
Horizontal motion of the piston rod of the hydraulic : horizontal motion of the piston rod of the hydraulic cylinder in figure 7 controls the rotation of link ob about o. for
Calculate the work for the first process and the heat : air is compressed adiabatically from p1 1 bar t1 300 k to p2 15 bar v2 0.1227 m3kg. the air is then cooled at
A 55 kg bucket of water is raised from a well by a rope the : a 5.5 kg bucket of water is raised from a well by a rope. the acceleration of gravity is 9.81 ms2 . if the upward
As per the linked question how do you determine the : as per the linked question how do you determine the location of the resultant? why is located 23 deep and how do you

Reviews

Write a Review

Basic Statistics Questions & Answers

  How many individuals needed for study-independent-measures

If the researcher used an independent-measures design, then how many individuals were needed for the study and what are the df values for the F ratio?

  In a university statistics course a correlation of -08 was

in a university statistics course a correlation of -0.8 was found between numbers of classes missed and course grade.

  Probability-mean time spent per customer is three minutes

If you select a random sample of 16 customers: what is the probability that the mean time spent per customer is at least 3 minutes?

  Distribution as symmetric-left skewed-right skewed

a) How is it possible that the minimum of the 365 values is 0 inches and the median is also 0 inches? b) Describe the distribution as symmetric, left-skewed or right-skewed.

  Calculate the standard error of the difference between the

an article in the american statistician m. l. r. ernst et al. scatterplots for unordered pairs 50 1996 pp. 260-265

  Find the probability distribution for x

Parole board is examing five prisoners up for parole. let x= number of prisoners out of 5 on parole who become offenders. Find the probability distribution for x.

  Least squares coded method

Using the least squares coded method, determine the equation for the straight line going through the earnings. Project, using the equation for the average hourly earnings for the year 1990

  Calculate the mean of the 20 samples

Calculate the mean of the 20 samples and draw a histogram showing the 20 sample means and describe the distribution of the x-bars that you see in part b (shape of distribution, center, and the amount of dispersion).

  In a large lecture course the scores on the final

in a large lecture course the scores on the final examination followed the normal curve closely. the average score was

  What would you recommend to mary smith

What would you recommend to Mary Smith, and why - Mary Smith is the Manager of Market Intelligence for Acme Automotive Accessories (AAA) Corporation, a $500 million manufacturing company traded on the NYSE.

  Students new program significantly different from rest class

Can the college conclude that the students in the new program are significantly different from the rest of the freshman class? Use a two-tailed test with a .O5.

  What is expected value of a two point shot

If the probability of making a two point shot is greater than the probability of making a three point shot, why do coaches allow some players to shoot the three point shot if they have the opportunity?  Use expected value to explain your answer.

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