Determine the probability that a random sample

Assignment Help Basic Statistics
Reference no: EM132372654

According to a certain? survey, adults spend 2.35 hours per day watching television on a weekday. Assume that the standard deviation for? "time spent watching television on a? weekday" is 1.93 hours.

?Determine the probability that a random sample of 40 adults results in a mean time watching television on a weekday of between 2 and 3 hours.

Reference no: EM132372654

Questions Cloud

Describes the intended system that you are modelling : HOLMES INSTITUTE, Australia - HS1021 Web Design Group Assignment - Web Site Project. Describes the intended system that you are modelling
Insecticide in a particular experiment : A certain insecticide kills of all insects in laboratory experiments. A sample of 10 insects is exposed to the insecticide in a particular experiment.
Standard deviations below the mean : What is the height for a female who is 3 standard deviations below the mean? Would this be a rather unusual height? Why explain
Data communication and networking infrastructure : Evaluate and assess hardware and software requirements of a data communication and networking infrastructure - provide data communication and networking
Determine the probability that a random sample : ?Determine the probability that a random sample of 40 adults results in a mean time watching television on a weekday of between 2 and 3 hours.
Difference in credit card debt today versus five years ago : In a random sample of 50 Americans five years ago (Group 1), the average credit card debt was $5,798. In a random sample of 50 Americans
Should the laundromat switch to the new repair service : The Laundromat is considering a new repair service that guarantees repairs in 0.50 day, but it charges $10 more per hour than the current repair service.
What is the shape of the sampling distribution : What is the shape of the sampling distribution of the sample mean? Why?
How does the christian worldview address : Create a 15-20 slide presentation for your faith community that guides a discussion and ethical response to the chosen issue.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Are many women being denied the opportunity to join this

a survey found that womens heights are normally distributed with mean 63.5 in. and standard deviation of 2.5 in. a

  What is the probability of rejecting the null hypothesis

What is (1 – ß), the probability of rejecting the null hypothesis of part a, when in fact the true yield of the process is 0.925?

  Provide two values for each pair of values use a percentage

car sales in the current month 18830 toyota camry cars were sold and there were 18341 honda civic cars soldprovide two

  Find and graph the sample regression line of y on x

Find and graph the sample regression line of y on x and the given data as points on the same axes. Show the details of your work.

  Find the expacted lifetime of a lifetime of a light bulb

A bulb is selected at random from the storage room and tested.Find the probability that the bulb was produced by machine C given that it was still operating after 16 days.

  Test for the existence of a nonzero linear correlation

Test for the existence of a nonzero linear correlation in the "population" of prices of the two stocks. For your sample, use as many daily prices as you can.

  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.

  Describe why ordinary least squares solution is not unique

Describe why ordinary least squares solution is not unique. What can you say about residuals of any solution? Is ridge regression solution unique? Explain why or why not?

  Is it possible to calculate distribution-free confidence

is it possible to calculate distribution-free confidence intervals based upon the wilcoxon two-sample test? if so what

  Probability that someone who has positive test results

A test for a disease that affects 0.1% of the population is 99% effective on people with the disease (that is, it says they have it with probability 0.99).

  Probability of obtaining a sample mean

The population of IQ scores forms a normal distribution with mean of μ = 100 and a standard deviation of σ = 15. What is the probability of obtaining a sample mean greater than M = 105,

  A company that produces an expensive stereo component is

a company that produces an expensive stereo component is considering offering a warranty on the component. suppose the

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