Claim: Fewer than 97% of adults have a cell phone. In a reputable poll of 1077 adults, 87% said that they have a cell phone. Find the value of the test statistic. The value of the test statistic is enter your response here. (Round to two decimal places as needed.)

Claim: Fewer than 97% of adults have a cell phone. In a reputable poll of 1077 adults, 87% said that they have a cell phone. Find the value of the test statistic. The value of the test statistic is enter your response here. (Round to two decimal places as needed.)

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 6CST

See similar textbooks

Related questions

Q: Alpha again Environmentalists concerned about theimpact of high-frequency radio transmissions on…

A: Concept of p-value: The p-value in hypothesis testing is the probability of obtaining a test…

Q: A researcher wants to know whether athletic women are more flexible than non - athletic women. For…

Q: na survey of 1313 people, 873 people said they voted in a recent presidential election. Voting…

A: The mean is computed as: The standard deviation is computed as:

Q: The recidivism rate for convicted sex offenders is 13%. A warden suspects that this percent is lower…

A: From the given information, the claim is the recidivism rate for convicted sex offenders is less…

Q: You are conducting a study to see if the probability of a true negative on a test for a certain…

A: The null and alternative hypothesis is, The type of test is left tailed test The value of test…

Q: Claim: Most adults would erase all of their personal information online if they could. A software…

Q: ntering freshmen in 2016 who graduated in the botom third f their high school class. Is there…

A: For z = 1.980 and for one tailed test, the corresponding p value is 0.024 which can be obtained by…

Q: he P-value for the Chi-square test for independence between Feeling of safety and Police district is…

A: The P-value for the Chi-square test for independence between Feeling of safety and Police district…

Q: What should you do when a < p-value? Accept Ho Reject Ho Fail to reject Ho

A: Concept of p-value:The p-value in hypothesis testing is the probability of obtaining a test…

Q: You are testing the claim that the proportion of men who own cats is smaller than the proportion of…

A: Given that I sample 110 men and 40% own cats. So 40% of 110=0.40×110=44I sample 170 women, and 65%…

Q: Salaries of Government Employees The mean salary of federal government employees on the General…

A: We have given that Sample size n=30 , mu= 58800 Xbar=59593 ,s=1500 level of significance =alpha…

Q: Test the hypothesis using the P-value approach. Ho: p= 0.45 versus H,: p<0.45 n= 150, x = 62, a =…

A: Given data number of success , x= 62.0 sample size, n = 150 population…

Q: A publisher reports that 46% of their readers own a Jaguar. A marketing executive wants to test the…

A: H0 : p =0.46 H1 : p >0.46 Sample size = n =220 Sample proportion = p̂ = 0.5

Q: The mayor of a town has proposed a plan for the construction of a new community. A political study…

Q: he test statistics of z = -2.591 is obtained when testing the claim that p ≠ 0.57. this is a…

Q: Claim: Fewer than 93% of adults have a cell phone. In a reputable poll of 1161 adults, 85% said that…

A: The hypothesized proportion is 0.93.

Q: Claim: Fewer than 94% of adults have a cell phone. In a reputable poll of 1148 adults, 88% said…

Q: Write p for the rate of failures of brakes on a brand of baby stroller. The manufacturer claims that…

A: The null and alternative hypothesis is given by; H0: p≤0.01Ha: p>0.01 Let k is the number of…

Q: laim: Most adults would erase all of their personal information online if they could. A software…

A: Given , n = 500 , p^= 0.56

Q: A publisher reports that 53% of their readers own a particular make of car. A marketing executive…

Q: t-test 5. At a local university, English instructors are supposed to grade essays in a class so that…

A: Introduction :- Here we have to use t test to check whether the claim about grading is correct or…

Q: f the treatment actually does work in the population, but based on looking at a sample, you conclude…

A: The type I error is defined as rejecting the null hypothesis when it is true. The type II error is…

Q: Claim: Most adults would erase all of their personal information online if they could. A software…

A: In order to test the claim that most adults would erase all of their personal information online if…

Q: Claim: Most adults would erase all of their personal information online if they could. A software…

A: Solution: From the given information, p-hat = 0.61 and n = 593. The claim is that most adults would…

Q: A developmental psychologist believes that children’s self-esteem scores change with age. She…

A: Assume, μd be the true mean difference between the children's self-esteem score in 6th grade and in…

Q: a. Compute the p-value of the test. The p-value of the test is (Round to four decimal places as…

A: Here use basic of hypothesis testing

Q: O Would it be unusual if less than 54% of the sampled adults drink coffee daily?

A: Let p be the proportion of U.S adults who drink coffee daily. Given that p = 0.61

Q: Test the hypothesis using the P-value approach. Ho: p=0.55 versus H,: p<0.55 n = 150, x = 78, a=0.10…

Q: Claim: Most adults would erase all of their personal information online if they could. A software…

A: Given information Claim: Most Adults would erase all of their personal information n = 553 60% would…

Q: Claim: Fewer than 91% of adults have a cell phone. In a reputable poll of 1101 adults, 82% said that…

Q: You are conducting a study to see if the accuracy rate for fingerprint identification is…

A: Given that Population proportion p=26%=0.26 Test statistic z = - 2.941

Q: Claim: Most adults would erase all of their personal information online if they could. A software…

Q: est the claim that the proportion of people who own cats is significantly different than 20% at the…

Q: The data in the contingency table to the right count the number of male and female shoppers who…

A: Chi-Square Test: It is used to determine the statistically significant difference between the…

Q: research center claims that 30% of adults in a certain country would travel into space on a…

Q: Test the hypothesis using the P-value approach. Ho: p= 0.70 versus H,: p a, do not reject the null…

A: State the hypotheses. That is, the true proportion value equals 0.70. That is, the true proportion…

Q: A hospital director is told that 68% of the emergency room visitors are insured. Thedirector wants…

A: State the hypotheses. That is, there is no evidence that the percentage of insured patients is over…

Q: Find the p-value. Give to four decimal places. p-value - State your decision. Since the p-value is…

A: The z-test statistic (single proportion) is, Z=p^-p0p0(1-p0)nwherep^=sample proportionp0=claimed…

Q: A publisher reports that 62% of their readers own a laptop. A marketing executive wants to test the…

Q: 5 a. Perform a Chi-square test Goodness of Fit test on following data to see whether Republicans and…

A: 5.a. Consider that p1 and p2 are the proportion of Republicans and Democrats, respectively.

Q: Claim: Most adults would erase all of their personal information online if they could. A software…

A: State the hypotheses. That is, there is no evidence that the most of the adults would erase all of…

Q: Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test.…

A: Checking requirement: np01-p0=1605×0.6×1-0.6=963×0.4=385.2≥10 Thus, the np0(1-p0)≥10.

Q: b) The test statistic value is (two decimal places): c) Using the P-value method, the P-value is (4…

Q: A survey of 2314 adults in a certain large country aged 18 and older conducted by a reputable…

Q: You are conducting a study to see if the proportion of men over 50 who regularly have their prostate…

Q: You are conducting a study to see if the accuracy rate for fingerprint identification is…

Q: of all college students volunteer their time. Is the percentage of college students who are…

A: The null and alternative hypotheses are: Ho: p = 0.18Ho:p=0.18 Ha: p =\not 0.18H1:p≠0.18 This…

Q: Stoaches are fictional creatures, sometimes mistaken for mome raths. Suppose a two-tailed ? t -test…

A: According to the given information in this question The given test statistics t = - 2.69933 And the…

Question

Claim: Fewer than

97%

of adults have a cell phone. In a reputable poll of

1077

adults,

87%

said that they have a cell phone. Find the value of the test statistic.

The value of the test statistic is

enter your response here.

(Round to two decimal places as needed.)

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

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

Claim: Fewer than 97​% of adults have a cell phone. In a reputable poll of 1077 ​adults, 87​% said that they have a cell phone. Find the value of the test statistic. The value of the test statistic is enter your response here. ​(Round to two decimal places as​ needed.)

Claim: Fewer than 97% of adults have a cell phone. In a reputable poll of 1077 adults, 87% said that they have a cell phone. Find the value of the test statistic. The value of the test statistic is enter your response here. (Round to two decimal places as needed.)