Write the claim mathematically and identify ho and ha

Assignment Help Applied Statistics

Reference no: EM13714708

Humane society claimes that less than 34% of U.S. households own a dog. In a random sample of 405 U.S. households, 152 say they own a dog. At x=0.03, is there enough evidence to support the society's claim?

a) Write the claim mathematically and identify Ho and Ha

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

c) Find the standard test statistic

d) decide wheather to reject or fail to reject the null hypothesis.

e) interpret the decision in the context of the original claim.

Reference no: EM13714708

Questions Cloud

The atomic weight of a single compound selected at random : A machine is designed to always have a compound weighing 20.4. the machine has a defect and it doesnt always produce the compound with the precise weight. assume the distribution of the weights of the compounds produced by the machine is normal..

Explain the oxidation of so2 and the reaction : Sulfur trioxide, SO3, is made from the oxidation of SO2, and the reaction is represented by the equation: 2SO2 + O2 -->® 2SO3 A 21-g sample of SO2 gives 18 g of SO3. The percent yield of SO3 is.

The freezing point depression from smallest to largest : Place the following solutions in order by the size of the freezing point depression from smallest to largest affect:

Explain substantive due process : Explain the difference between procedural due process and substantive due process.

Write the claim mathematically and identify ho and ha : Humane society claimes that less than 34% of U.S. households own a dog. In a random sample of 405 U.S. households, 152 say they own a dog. At x=0.03, is there enough evidence to support the society's claim?

Calculate the ph after 0.030 mol hcl are added to the buffer : A buffer is prepared by adding 0.30 mol CH3COONa to 2.0 L of a 0.10 M CH3COOH solution. Calculate the pH after 0.030 mol HCl are added to the buffer. (Ka for CH3COOH = 1.8 x 10-5)

Calculate the ph of the solution : A flask containing 36.8 mL of 0.138 M sodium acetate (NaC2H3O2) is titrated with 24.9 mL of 0.128 M HNO3. Calculate the pH of the solution. pKa for acetic acid = 4.757.

Contrast the different liabilities in each of the scenarios : Compare and contrast the different liabilities in each of the different scenarios below, where Ashley may agree to buy, Adam may agree to sell and they both may enter into a contract.

Explain what is the molecular formula of the substance : A compound that contains only C, H, and O is subjected to combustion analysis. A 0.3654 gram sample of this compound yields 1.0420 g CO2 and 0.2437 g H2O. If the substance has a molar mass of 216 g/mol, what is the molecular formula of the substan..

User Account

All Pages