Test the claim that the proportion of people who own cats is smaller than 60% at the 0.025 significance level. The null and alternative hypotheses would be? The test is? Based on a sample of 800 people, 52% owned cats. The P-value is?

Test the claim that the proportion of people who own cats is smaller than 60% at the 0.025 significance level. The null and alternative hypotheses would be? The test is? Based on a sample of 800 people, 52% owned cats. The P-value is?

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: According to a recent survey, 70% of college students prefer face-to-face instruction. A local…

A: Given information: In a recent survey 70% of college students prefer face-to-face instruction. Thus,…

Q: Consider a drug testing company that provides a test for marijuana usage. Among 349 tested subjects,…

A: The following information has been provided: n=349x=29p=0.1

Q: = Guestion Heip In a survey, 43% of the respondents stated that they talk to their pets on the…

A: Given that, Sample size n=160 Sample proportion of pet owners who spoke to their pets on telephone…

Q: Perform the following hypothesis test of a proportion: Ho: T = 0.33 HẠ: I # 0.33 The sample…

A: We have to find test statistics and p value...

Q: 21% of deaths among male adults can be attributed to heart diseases. Is this percentage different…

A: Given that : 21% of deaths among male adults can be attributed to heart diseases. Is this percentage…

Q: Suppose that in a random selection of 100 colored candies, 26% of them are blue. The candy company…

Q: If a hypothesis is not rejected at the 5% level of significance, it will ______. Select one: A.…

A: According to the given information If the p value is less than or equal to the level of…

Q: . For this study, we should use Select an answer . The null and alternative hypotheses would be: Ho:…

A: Note : According to our guidelines we are solving only first three sub-parts of a question and the…

Q: Suppose that according to your company, the average salary for middle managers was 105,000. You…

A: (a) Determine the type of test must be run. The type of test that must be run is hypothesis…

Q: From previous studies, it is concluded that 50% of phone numbers in a certain city are unlisted. A…

A: From the provided information, Sample size (n) = 300 Population proportion (p) = 0.50 Level of…

Q: A news article that you read stated that 58% of voters prefer the Democratic candidate. You think…

A: Note- Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: A research group conducted a survey about church attendance. The survey respondents were asked about…

A: Given Information: Significance level α=0.05 H0: Church attendance is independent of age. Ha: Church…

Q: Suppose that in a random selection of 100 colored candies, 29% of them are blue. The candy company…

A: B.H0:p=0.2 H1:p≠0.2

Q: Use the sign test to test the indicated claim. A researcher wishes to test whether a particular diet…

A: Given Information: Sample size (n) = 24 After one month on diet, for 18 people the second blood…

Q: You are conducting contract research for a client that involves a questionnaire survey. The client…

Q: Perform the following hypothesis test of a proportion: HO: p = 0.125 HA: p 0.125 The sample…

Q: Researchers report a 95% Cl = 1.56 to 5.77. What would the decision be for a hypothesis test if the…

A: (1) That is, the population mean equals 0. That is, the population mean do not equals 0.…

Q: Suppose that in a random selection of 100 colored candies, 21% of them are blue. The candy company…

A: Given, Sample size = 100 Sample proportion = 0.21 The null and alternative hypothesis is:

Q: A statistical test result is called "statistically significant" whenever The test statistic value is…

A: We have to determine when the statistical test is said to be significant.

Q: 1970, 570 students among 1000 randomly selected college freshmen thought that capital punishment…

A: Given that Sample size n1=1000 , n2=1000 Favorable cases x1=570 , x2=480

Q: b. The null and alternative hypotheses would be: Ho: ? (please enter a decimal) H1: ? C (Please…

Q: 14% of all Americans suffer from sleep apnea. A researcher suspects that a lower percentage of those…

A: Thank you for posting this question! Since this question has multiple sub-parts, I will solve the…

Q: Eyed, nificance? a. For this study, we should use Select an answer b. The null and alternative…

A: The population percentage for the general population is The sample size of millionaires is The…

Q: A hypothesis test is conducted with a significance level of 10%. The alternative hypothesis states…

A: HypothesisThe P-value=0.27

Q: A news article that you read stated that 59% of voters prefer the Democratic candidate. You think…

A: Note: Since you have posted a question with multiple subparts, we will solve the first three…

Q: An online poll asked: "Do you believe the Loch Ness monster exists?" Among 20,798 responses, 65%…

A: Denote p as the true proportion of the respondents who said that they believed in the existence of…

Q: In 1970, 570 students among 1000 randomly selected college freshmen thought that capital punishment…

A: It is given that For 1970: X1 = 570, n1 = 1000 For 2005: X2 = 480, n2 = 1000

Q: Perform the following hypothesis test of a proportion: Ho: t = 0.33 Ha: На: п 0.33 The sample…

A: Population proportion = p₀ = 0.33 Sample size = n =100 Sample proportion = p̂ = 0.25

Q: The following hypothesis-testing situation is given: H0: π ≤ .50 and H1: π > .50. The…

A: The given hypothesis is H0:π≤0.50 and H1:π>0.50. The significance level is 0.10 and the sample…

Q: In a survey, 32% of the respondents stated that they talk to their pets on the telephone. A…

A: Givenn=200x=60p^=xn=60200=0.3H0:P=0.32H1:P<0.32α=0.05

Q: In a program designed to help patients stop smoking, 229 patients were given sustained care, and…

Q: Suppose that in a random selection of 100 colored candies, 23% of them are blue. The candy company…

A: Solution

Q: In 1970, 590 students among 1000 randomly selected college freshmen thought that capital punishment…

A: According to the given information in this question We need to find the value of two sample z test…

Q: Testing Claims About Proportions. In Exercises 9–32, test the given claim. Identify the null…

A: Given : sample size (n)=21346sample proportion ( p^)=0.64 Claim : most people believe that the Loch…

Q: Determine the first step of hypothesis testing, and explain the procedure and logic of this step.…

A: Testing of Hypothesis: Testing of hypothesis is a rule which, when the sample values have been…

Q: A news article that you read stated that 52% of voters prefer the Democratic candidate. You think…

A: Population proportion()=52%=0.52Sample proportionNote: As per guidelines only first three subparts…

Q: You are a member of a club on campus. As part of the club's fundraising activities, you sell…

Q: If the significance level in a hypothesis test is 5%, the null hypothesis would be rejected if the…

A: The probability of obtaining a statistic or test statistic value at least as extreme as the observed…

Q: Suppose that in a random selection of 100 colored candies, 21% of them are blue. The candy company…

A: Suppose that in a random selection of 100 colored candies, 21% of them are blue. The candy company…

Q: An online poll asked: "Do you believe the Loch Ness monster exists?" Among 20,438 responses,61%…

A: Denote p as the true proportion of the respondents who said that they believed in the existence of…

Q: Suppose that in a random selection of 100 colored candies, 23% of them are blue. The candy company…

A: Given : Sample size (n) = 100 Sample proportion (p^) = 23% = 0.23 α = 0.01

Q: Determine the outcome and conclusion of the test. Choose the correct answer below. O A. Reject Ho.…

A: Given that , population mean,μ = 30significance level ,α =0.05population stsndard deviation ,…

Q: An online poll asked: "Do you believe the Loch Ness monster exists?" Among 21,816 responses, 63%…

A: Solution-: Given: We find, (a) Identify the test statistic (b) Identify p-value (c) Identify the…

Q: Use the one-proportion z-test to perform the required hypothesis test. In a clinical study of an…

Q: If you use a 0.05 level of significance in a (two-tail) hypothesis test, what is your decision rule…

Q: If a p-value for your hypothesis testing about the population mean is 0.073 , and the level of…

A: p value =0.073 α=5% ∴ α =0.05

Q: d) What is the p-value for this hypothesis test? Round your answer to 4 decimal places. p =

A: We have to find p-value for two-tailed test when z = 1.44 ?

Q: Suppose that in a random selection of 100 colored candies, 25% of them are blue. The candy company…

A: Given Suppose that in a random selection of 100 colored candies, 25% of them are blue. The candy…

Question

Test the claim that the proportion of people who own cats is smaller than 60% at the 0.025 significance level.

The null and alternative hypotheses would be?

The test is?

Based on a sample of 800 people, 52% owned cats. The P-value is?

Expert Solution

Step 1

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

Perform the following hypothesis test of a proportion: HO: p = 0.125 HA: p 0.125 The sample proportion is 0.1 based on a sample size of 95. Use a 10% significance level. What is the value of the test statistic? (Give your answer rounded to 2 decimals) (Be careful to make sure your + or - sign is correct)
The null hypothesis specifies a value of p for the population. What is the corresponding statistic for the sample? OX Ox/n Oz Opn
We are conducting many hypothesis tests to test a claim. Assuming the null hypothesis is true, approximately how many of the 200 tests, using a significance level of 5%, will incorrectly find significance?
What is the answer of this questions?
In 1948, an organization surveyed 1100 adults and asked, "Are you a total abstainer from, or do you on occasion consume, alcoholic beverages?" Of the 1100 adults surveyed, 429 indicated that they were total abstainers. In a recent survey, the same question was asked of 1100 adults and 363 indicated that they were total abstainers. Determine the P-value for this hypothesis test.
You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly more than 0.73. If your null and alternative hypothesis are: Ho: p ≤ 0.73 H₁: p > 0.73 Then the test is: Oright tailed O left tailed two tailed
Which of the following p-values will lead us to reject the null hypothesis if the level of significance equals 0.025? a 0.015 b 0.150 c 0.250 d 0,051
In a poll, 37% of the people polled answered yes to the question "Are you in favor of the death penalty for a person convicted of murder?" The margin of error in the poll was 2%, and the estimate was made with 96% confidence. At least how many people were surveyed?
I would like to know is my calculated answer correct
Gaynor Advertising conducted a survey to determine individual’s main source of news as well astheir educational level. 2500 individuals were surveyed and the results are given in the attached table. a. State both the null and alternative hypotheses. b. Provide the decision rule for making this decision. Use an alpha level of 5%. c. Show all of the work necessary to calculate the appropriate statistic. d. What conclusion are you allowed to draw? e. Would your conclusion change at the 10% level of significance? f. Confirm test results in part (c) using JASP
In 2011, a U.S. Census report determined that 52% of college students are working students. A researcher thinks this percentage has changed and surveys 182 college students. The researcher reports that 106 of the 182 are working students. Is there evidence to support the researcher's claim at the 1% significance level? a. Determine the null and alternative hypotheses. Ho:p = H1: p ?V (Select the correct symbol and enter the value.) b. Determine the test statistic. Round to two decimal places. c. Find the p - value. Round to four decimal places. p- value = d. Are the results statistically significant? O Fail to reject the null hypothesis. O Reject the null hypothesis. e. Write the conclusion. O There is not sufficient evidence to support the claim that the percentage of working college students has changed. O There is sufficient evidence to support the claim that the percentage of working college students has changed.
i need to know how to solve this