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 he randomly selected 210 pet owners and discovered that 74 of them spoke to their pet on the telephone. Does the veterinarian have a right to be skeptical? Use the α=0.1 level of significance. Because np01−p0=nothing ▼ not equals≠ less than< equals= greater than> 10, the sample size is ▼ greater than less than 5% of the population size, and the sample ▼ is given to be random, is given to not be random, can be reasonably assumed to be random, cannot be reasonably assumed to be random, the requirements for testing the hypothesis ▼ are are not satisfied. (Round to one decimal place as needed.) What are the null and alternative hypotheses? H0: pp sigmaσ muμ pp equals= equals= greater than> less than< not equals≠ 0.370.37 versus H1: pp pp muμ sigmaσ less than< less than< not equals≠ equals= greater than> 0.370.37 (Type integers or decimals. Do not round.) Find the test statistic, z0. z0=nothing (Round to two decimal places as needed.) Find the P-value. P-value=nothing (Round to three decimal places as needed.) Does the veterinarian have a right to be skeptical? A. 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 37%. B. 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 37%. C. 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 37%. D. 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 37%

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 he randomly selected 210 pet owners and discovered that 74 of them spoke to their pet on the telephone. Does the veterinarian have a right to be skeptical? Use the α=0.1 level of significance. Because np01−p0=nothing ▼ not equals≠ less than< equals= greater than> 10, the sample size is ▼ greater than less than 5% of the population size, and the sample ▼ is given to be random, is given to not be random, can be reasonably assumed to be random, cannot be reasonably assumed to be random, the requirements for testing the hypothesis ▼ are are not satisfied. (Round to one decimal place as needed.) What are the null and alternative hypotheses? H0: pp sigmaσ muμ pp equals= equals= greater than> less than< not equals≠ 0.370.37 versus H1: pp pp muμ sigmaσ less than< less than< not equals≠ equals= greater than> 0.370.37 (Type integers or decimals. Do not round.) Find the test statistic, z0. z0=nothing (Round to two decimal places as needed.) Find the P-value. P-value=nothing (Round to three decimal places as needed.) Does the veterinarian have a right to be skeptical? A. 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 37%. B. 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 37%. C. 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 37%. D. 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 37%

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section: Chapter Questions

Problem 8CR

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Related questions

Question

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

randomly selected

210

pet owners and discovered that

of them spoke to their pet on the telephone. Does the veterinarian have a right to be skeptical? Use the

α=0.1

level of significance.

Because

np01−p0=nothing

▼

not equals≠

less than<

equals=

greater than>

10,

the sample size is

▼

greater than

less than

5% of the population size, and the sample

▼

is given to be random,

is given to not be random,

can be reasonably assumed to be random,

cannot be reasonably assumed to be random,

the requirements for testing the hypothesis

▼

are

are not

satisfied.

(Round to one decimal place as needed.)

What are the null and alternative hypotheses?

H0:

sigmaσ

muμ

equals=

greater than>

less than<

not equals≠

0.370.37

versus

H1:

muμ

sigmaσ

less than<

not equals≠

equals=

greater than>

0.370.37

(Type integers or decimals. Do not round.)

Find the test statistic,

z0.

z0=nothing

(Round to two decimal places as needed.)

Find the P-value.

P-value=nothing

(Round to three decimal places as needed.)

Does the veterinarian have a right to be skeptical?

The veterinarian

has

a right to be skeptical. There

sufficient evidence to conclude that the true proportion of pet owners who talk to their pets on the telephone is less than

37%.

The veterinarian

has

a right to be skeptical. There

sufficient evidence to conclude that the true proportion of pet owners who talk to their pets on the telephone

is not

37%.

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

37%.

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

37%

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