Find the standardized test statistic

Assignment Help Basic Statistics
Reference no: EM131116056

A humane society claims that less than 35% of U.S. households own a dog. In a random sample of 407 U.S. households,156 say they own a dog. At alphaequals 0.01,is there enough evidence to support the society's claim?

(a) Write the claim mathematically and identify Upper H 0and Upper H Subscript a.

(b) Find the critical value(s) and identify the rejection region(s).

(c) Find the standardized test statistic.

(d) Decide whether to reject or fail to reject the null hypothesis, and (e) interpret the decision in the context of the original claim.

Reference no: EM131116056

Questions Cloud

Number for mustang-bred horses : The 61 non-mustang bred horses had a mean of 12 with a standard deviation of 1.5. Is the mean number for mustang-bred horses significantly higher than those that were not mustang bred?
Determining the first four positions : A panel of 11 jurors needs to be selected from a group of 25 people. How many different juries can be selected? In a race with eight swimmers, how many different orders of finish are possible for the first four positions?
Calculate the total number of possible arrangements : An event planner needs to decide a seating arrangement for five people at a table. Calculate the total number of possible arrangements from which to choose.
Prepare an amortization schedule that would be suitable : Prepare an amortization schedule that would be suitable for the lessee for the lease term. Prepare the journal entries for the lessee for 2014 and 2015 to record the lease agreement and all expenses related to the lease.
Find the standardized test statistic : (a) Write the claim mathematically and identify Upper H 0and Upper H Subscript a. (b) Find the critical value(s) and identify the rejection region(s). (c) Find the standardized test statistic.
What would be the effect on the distributor''s statement : Assuming FIFO costing of inventory, what would be the effect of an increased selling price on the income statement of a gasoline distributor?
Can franklin use the fair value option for this investment : Franklin Corp. has an investment that it has held for several years. When it purchased the investment, Franklin classified and accounted for it as available-for-sale. Can Franklin use the fair value option for this investment? Explain.
Number of hours spent online by college students : The number of hours spent online by college students is claimed to be 22.5 hours per week with a standard deviation of 2.1 hours.
Mean difference in credit card debt : a) Paste the output from your randomization test here. b) What is the mean difference in credit card debt of the two groups in the original data?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Perform the appropriate one-tailed test

If the population mean is 36, are the serial killers significantly more introverted at the .05 level? Perform the appropriate one-tailed test.

  What is the probability that a randomly selected family

in a certain community 30 of the families own a dog and 20 of the families that own a dog also own a cat. it is also

  Determine the distance s traveled by the 10 kg cart before

the system is released from rest with no slack in the cable and with the spring unstretched. determine the distance s

  Should the storage yard be moved

At the 0.01 level of significance, test the claim that the mean is less than 342 km. Should the storage yard be moved? Give your reasons.

  Cnduct the appropiate hyothesis test using icircplusmn

the cardinal machining company manufactures nails. the quality control department randomly collects 75 nails from the

  The simple linear regression relating games

Refer to the simple linear regression relating games won by a major league baseball team y to team batting average x, Exercise 9.15 (p. 485). The SPSS printout is reproduced below.

  Probability that doctor makes an incorrect diagnosis

The probability that the patient enters a law suit is 0.9. What is the probability that the doctor makes an incorrect diagnosis and the patient sues.

  Apartment rents in minneapolis are normally distributed if

mpf research inc. lists the average monthly apartment rent in some of the most expensive apartment rental locations in

  Table to give legitimate probability distribution

Fill in the P (X=x) values in the table to give legitimate probability distribution for the discrete random variable X, whose possible values are -4, 1,2,3 and 6.

  Intelligence tests are designed to provide a normal

intelligence tests are designed to provide a normal distribution of iq scores with a mean of 100 and a standard

  The four year graduation rate at the university college of

the four year graduation rate at the university college of engineering is 60. class of 2015 unm-coe has 250 students.

  Distribution of heights from centimeters to inches

A report of the National Center for Health Statistics says that the heights  of 20-year-old men have mean 176.8 centimeters (cm) and standard deviation 7.2 cm. There are 2.54 centimeters in an inch. What are the mean and standard deviation in inch..

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