Report shows that 45 of all us households owned 2 cars in

Assignment Help Basic Statistics
Reference no: EM13627624

Report shows that 45% of all US households owned 2 cars in 2000. Set up the null and alternative hypothesis for testing whether the percentage of households cars has

a) changed since 2000

b) increased since 2000

c) decrease since 2000

Reference no: EM13627624

Questions Cloud

The old style heating uses steam or hot water in an : the old style heating uses steam or hot water in an radiator to heat a room in winter time. a radiator can be
The sun radiates about 383x1026 w of power how large should : the sun radiates about 3.83x1026 w of power. how large should a perfectly reflecting solar sail be on a space ship of
Air at 15 c ows over a at plate a heater strip 10 cm long : air at 15 ? c ?ows over a ?at plate. a heater strip 10 cm long is placed on the plate at a distance 15 cm from the
The average plate temperature of a at plate of length l : the average plate temperature of a ?at plate of length l with constant heat ?ux with air at 20? c ?owing over it at a
Report shows that 45 of all us households owned 2 cars in : report shows that 45 of all us households owned 2 cars in 2000. set up the null and alternative hypothesis for testing
The heat capacity of silver measured at a temperature of 4 : assume that at low temperatures only the lattice vibrations and the electrons treated as a fermi gas contribute to the
A steady flow of 15 kgs of high-pressure liquid oil drives : a steady flow of 15 kgs of high-pressure liquid oil drives a hydraulic motor at the steady-state-steady-flow conditions
Electronic devices use electrical energy even when they are : electronic devices use electrical energy even when they are on standby. calculate the percent of energy used per day
Assuming that the population proportion p is near 03 find : assuming that the population proportion p is near 0.3 find the sample size required to construct 90 confidence interval

Reviews

Write a Review

Basic Statistics Questions & Answers

  Determining the random selection

A restaurant claims that its speed of service time is less than 18 minutes. A random selection of 36 service times was collected, and their mean was calculated to be 17.1 minutes.

  Significance differences among the population mean

Using α = .05 test for significance differences among the population mean wasted time for theses three urban areas. What is the p-value? What is your conclusion?

  How actually p value represents a distribution pattern

How actually p value represents a distribution pattern whether it is normal or not? u explain the anderson-darling test regarding the normal graph.

  Test for independence and preferences

We are asked to test for independence between age (i.e., adult and teen) and drink preferences.

  Find probability that toll collector have to wait longer

Find the probability that the toll collector will have to wait longer than 26.30 minutes before collecting the 8th toll.

  A bank recorded the number of atm transactions made by its

question a bank recorded the number of atm transactions made by its customers in one day. the number x of daily atm

  How large of a sample is required how large of a sample

suppose the u.s. president wants an estimate of the proportion of the population who support his current policy toward

  Compute the expected value of perfect information

Suppose the probability of the worst-case scenario increases Compute the expected value of perfect information

  Determine the probability that at least 2 people in a room

determine the probability that at least 2 people in a room of 11 people share the same birthday ignoring leap years and

  How to identify the subjects who are closest to the cutoff

How to identify the subjects who are closest to the cutoff for the upper 2.5% and 5% of the scores and the lower 2.5% and 5% of the scores when looking at the z-scores?

  Majority of the population would vote

You just saw an ad on television that states the majority of the population would vote to make smoking illegal. The poll that is referenced shows 53% of those asked supported making smoking illegal.

  Is the population proportion of females equal to given value

A random sample of 72 graduate students generated the following 90% confidence interval: (0.438, 0.642). Based on the interval above, is the population proportion of females equal to 0.60?

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