Question

In a​ survey, 34​% of the respondents stated that they talk to their pets on the...

In a​ survey, 34​% of the respondents stated that they talk to their pets on the telephone. A veterinarian believed this result to be too​ high, so he randomly selected

180 pet owners and discovered that 58 of them spoke to their pet on the telephone. Does the veterinarian have a right to be​ skeptical? Use the

a=0.1 level of significance.

Because np 0 (1−p0) =_______​ _______10, the sample size is ________________​5% of the population​ size, and the sample _________ the requirements for testing the hypothesis _________satisfied.

​(Round to one decimal place as​ needed.)

What are the null and alternative​ hypotheses?

H0​: ______ _______ _______versus H1​: ______ _______ ______

​(Type integers or decimals. Do not​ round.)

Find the test​ statistic, z 0.

z 0 =_________ ​(Round to two decimal places as​ needed.)

Find the​ P-value.

​P- value = _______ ​(Round to three decimal places as​ needed.)

Does the veterinarian have a right to be​ skeptical?

A.The veterinarian does not have a right to be skeptical. There is not sufficient evidence to conclude that the true proportion of pet owners who talk to their pets on the telephone is less than 34​%.

B.The veterinarian does not have a right to be skeptical. There is not sufficient evidence to conclude that the true proportion of pet owners who talk to their pets on the telephone is 34​%.

C.The veterinarian has a right to be skeptical. There is sufficient evidence to conclude that the true proportion of pet owners who talk to their pets on the telephone is less than 34%.

D.The veterinarian has a right to be skeptical. There is sufficient evidence to conclude that the true proportion of pet owners who talk to their pets on the telephone is not 34​%.

Homework Answers

Answer #1

Solution :

p0 = 0.34

n = 180

x = 58

a=0.1

Because np0(1−p0) = 40.39 > ( greater ) 10, the sample size is > ( greater ) 5% of the population​ size, and the sample is random the requirements for testing the hypothesis is satisfied.

H0​: Po >= 0.34 versus H1​: Po < 0.34

z0 = -0.50

​P- value = 0.309

A.The veterinarian does not have a right to be skeptical. There is not sufficient evidence to conclude that the true proportion of pet owners who talk to their pets on the telephone is less than 34​%.

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
1.In asurvey, 36% of the respondents stated that they talk to their pets on the telephone....
1.In asurvey, 36% of the respondents stated that they talk to their pets on the telephone. A veterinarian believed this result to be toohigh, so she randomly selected 240 pet owners and discovered that 78 of them spoke to their pet on the telephone. Does the veterinarian have a right to beskeptical? Use the alphaequals0.05 level of significance. Find the teststatistic, z 0? Find theP-value? Does the veterinarian have a right to beskeptical? A. The veterinarian does not have a...
In a​ survey, 39​% of the respondents stated that they talk to their pets on the...
In a​ survey, 39​% of the respondents stated that they talk to their pets on the telephone. A veterinarian believed this result to be too​ high, so he randomly selected 150 pet owners and discovered that 56 of them spoke to their pet on the telephone. Does the veterinarian have a right to be​ skeptical? Use the alphaequals0.1 level of significance. (a) Find test statistic z (subscript 0) = (b) Find P-Value = Please help ASAP, Thank you
In a​ survey, 41​% of the respondents stated that they talk to their pets on the...
In a​ survey, 41​% of the respondents stated that they talk to their pets on the telephone. A veterinarian believed this result to be too​ high, so sheshe randomly selected 170 pet owners and discovered that 67 of them spoke to their pet on the telephone. Does the veterinarian have a right to be​ skeptical? Use the α=0.01 level of significance.
In a​ survey, 4444​% of the respondents stated that they talk to their pets on the...
In a​ survey, 4444​% of the respondents stated that they talk to their pets on the telephone. A veterinarian believed this result to be too​ high, so sheshe randomly selected 190190 pet owners and discovered that 8080 of them spoke to their pet on the telephone. Does the veterinarian have a right to be​ skeptical? Use the alphaαequals=0.010.01 level of significance.
In a​ survey, 4141​% of the respondents stated that they talk to their pets on the...
In a​ survey, 4141​% of the respondents stated that they talk to their pets on the telephone. A veterinarian believed this result to be too​ high, so sheshe randomly selected 250250 pet owners and discovered that 9696 of them spoke to their pet on the telephone. Does the veterinarian have a right to be​ skeptical? Use the alphaαequals=0.050.05 level of significance. Because np 0 left parenthesis 1 minus p 0 right parenthesisnp01−p0equals=nothing ▼ greater than> less than< equals= not equals≠...
In a​ survey, 37 ​% of the respondents stated that they talk to their pets on...
In a​ survey, 37 ​% of the respondents stated that they talk to their pets on the telephone. A veterinarian believed this result to be too​ high, so she randomly selected 210 pet owners and discovered that 72 of them spoke to their pet on the telephone. Does the veterinarian have a right to be​ skeptical? Use the alpha equals0.05 level of significance. Because np0(1-p0) = 10, the sample size is 5% population size, and the sample the requirement for...
In a​ survey, 33% of the respondents stated that they talk to their pets on the...
In a​ survey, 33% of the respondents stated that they talk to their pets on the telephone. A veterinarian believed this result to be too​ high, he randomly selected 170 pet owners and discovered that 52 of them spoke to their pet on the telephone. Does the veterinarian have a right to be​ skeptical? Use the alphaαequals=0.01 level of significance. A) Because np0(1-p0)=____ which is ____ than 10, the sample size is ____ 5% of the population size. and the...
A recent survey stated that 37% of pet owners talk to their pets on the telephone....
A recent survey stated that 37% of pet owners talk to their pets on the telephone. A veterinarian believes that the proportion should be lower than the survey's claim. In a random sample of 180 pet owners, 33.9% of them said they spoke to their pets on the telephone. Find the following while performing a hypothesis test to see if there is sufficient evidence that the proportion of pet owners that talk to their pets on the telephone is lower...
A recent survey stated that 45% of pet owners talk to their pets on the telephone....
A recent survey stated that 45% of pet owners talk to their pets on the telephone. A veterinarian believes that the proportion should be lower than the survey's claim. In a random sample of 170 pet owners, 42.9% of them said they spoke to their pets on the telephone. Find the following while performing a hypothesis test to see if there is sufficient evidence that the proportion of pet owners that talk to their pets on the telephone is lower...
In an American Animal Hospital Association survey, 37% of the respondents stated that they talk to...
In an American Animal Hospital Association survey, 37% of the respondents stated that they talk to their pets on the telephone. A veterinarian found this result hard to believe and thought the proportion was lower. She randomly selected 150 pet owners and discovered that 51 of them spoke to their pet on the telephone. Is there evidence to support the veterinarian’s claim that the percentage of pet owners who talk to their pet on the telephone is less than 37%...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT