A researcher believes that more than half of college students average less than 6 hours of sleep per night during the week.  Suppose she collected data to test her belief and found a p-value  < 0.0001.  Fill in the information for her hypothesis test below. Type of test:   a. Left-tail   b. Right-tail   c. Two-tail

Q: udy by estigate whether this result applies to its own product, the manufacturer of a national…

A: We have given that  Population proportion p=64%=0.64 Sample size n =100 Favorable cases x =52 Sample…

Q: the conclusion is either reject the null, or fail to reject the null . the p-value is .0228, .9974,…

A: How to find P value from z test : a] If z statistic is positive : 1] If your test statistic z is…

Q: Suppose the manager conducted her study and found a p-value of 0.02.  Based on this p-value, what…

A: Suppose the manager conducted her study and found a p-value of 0.02.

Q: For students who first enrolled in two-year public institutions in a recent semester, the proportion…

A: Given : Claim : The proportion of students who enroll in her institution have a lower completion…

Q: According to a food website, the mean consumption of popcorn annually by Americans is 58 quarts. The…

A: (a): hypothesis  H0: μ=58 quarts H1: μ&gt;58 quarts (b): the correct answer is option c there is not…

Q: At one school, the average amount of time that tenth-graders spend watching television each week is…

A: From the provided information, The average amount of time that tenth-graders spend watching…

Q: State the null and alternative hypotheses for the following statement and the type of test being…

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Q: the claim is that for a smartphone carriers data speeds at airports, the mean is 14.00Mbps. the…

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Q: For students who first enrolled in two-year public institutions in a recent semester, the proportion…

A: Given that  P=0.398

Q: A researcher did a one-tailed one-sample t-test to test the hypothesis that babies prefer the color…

A:

Q: Perform a Hypothesis Test using the P-value. a) Identify the claim and state the null hypothesis and…

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Q: A book club wonders if fewer than 40 percent of students at a local university had read at least one…

A: Decision rule If p-value &lt; significance level, Reject Null Hypothesis If p-value &gt;…

Q: A formal hypothesis test is to be conducted using the claim that the mean body temperature is equal…

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Q: A null hypothesis is rejected with a level of significance of 0.05. Is it also rejected with a level…

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Q: n 1995 , the average duration of long-distance telephone calls originating in one town was 7.7…

A: Answer : This is a two tailed hypothesis.

Q: MPORTANT: Use the five steps in the hypothesis testing procedure for each answer. A national…

A: To test:H0:p=0.45H1:p≠0.45

Q: In the following​ situations, is the alternative hypothesis​ one-sided or​ two-sided? What are the​…

A: Introduction: A one-sided alternative hypothesis may be of the greater-than type or right-tailed…

Q: Use the five steps in the hypothesis testing procedure for each answer. A national publishing…

A: Given: A national publishing house claims that 45% of all weekly magazine readers in South Africa…

Q: In the 2004 presidential election, exit polls from the critical state of Ohio provided the following…

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Q: Last year, 40% of business owners gave a holiday gift to their employees. A survey of business…

A: a)From the given information, the sample proportion p hat is 0.30 and sample size (n) is 80.

Q: Use the p-value method and fill in the blanks to address the claim In a sample of 167 children…

A: It is given that the population proportion is 11% and the level of significance is 0.05

Q: A hypothesis test is to be performed. Determine the null and alternate hypotheses and test…

A: We have to find hypothesis..

Q: Expedia would like to test the hypothesis that the proportion of United Airline flights that arrive…

A: It is given that Sample size n = 110 Number of flights arrived at time, X = 82 Level of significance…

Q: The p-value for a hypothesis test turns out to be 0.09064. At a 5% level of significance, what is…

A: Statistical hypothesis testing is an important method in inferential statistics. It is used to test…

Q: For students who first enrolled in two-year public institutions in a recent semester, the proportion…

A: In hypothesis testing we test the hypothesis regarding the population parameter.

Q: lower completion rate. ​(a) State the null and alternative hypotheses in words. ​(b) State the null…

A: Given that proportion of getting a degree in six years is 0.389

Q: For students who first enrolled in​ two-year public institutions in a recent​ semester, the…

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

Q: For students who first enrolled in two-year public institutions in a recent semester, the proportion…

A: Given: p= 0.397

Q: suppose a hypothesis test is conducted where the level of significance a= 0.05 and the test results…

A:

Q: The manager of the Danvers-Hilton Resort Hotel stated that the meanguest bill for a weekend is $600…

A: Given: Claim:  The mean guest bill for the weekend would be less or equal to $600.

Q: The manager of the Danvers-Hilton Resort Hotel stated that the mean guest bill for a weekend is $600…

A: Given: Claim of the manager is that the manager of the Danvers-Hilton Resort Hotel is $600 or less

Q: A null hypothesis is rejected with a level of significance of 0.05. Is it also rejected with a level…

A: It is given that the null hypothesis is rejected with a level of significance of 0.05.

Q: greater than the proportion of men. The null hypothesis is that there is no difference in the…

A: The p-value is a conditional probability of getting a test statistic as extreme or more extreme than…

Q: use a hypothesis test to determine if the proportions are statistically different. A recent survey…

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Q: According to a food website, the mean consumption of popcorn annually by Americans is 54 quarts. The…

A: Given : Claim : The mean consumption of popcorn has risen.

Q: The psychologist thinks that couples living above the poverty level will have greater relationship…

A: The claim of the test is that the couples living above the poverty level will have greater…

Q: In a survey, 31% of the respondents stated that they talk to their pets on the telephone. A…

A: The hypothesized proportion is 0.31.

Q: Suppose your psychic friend correctly identified more than 25% of the cards.   a. A hypothesis test…

A: A friend who claims to be a  psychic,  correctly identified suits of 100 cards more than 25%.A…

Q: If the p-value is less than or equal to a ,we reject the alternative * (hypothesis (p s a True False

A: We have to identify given statement is true or false?

Q: Some people believes that the mean income of Pharmacists is now more than $65 thousand per year.…

A: We know that the Null hypothesis(H0) means no difference i.e. it always comes with an equal sign…

Q: In a two-tailed test of hypothesis, the sign in the alternative hypothesis is: not equal to b.…

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Q: According to a food website, the mean consumption of popcorn annually by Americans is 61 quarts. The…

A:

Q: newsletter publisher believes that 48 % of their readers own a laptop. A testing firm believes this…

A: Given : A newsletter publisher believes that 48 % of their readers own a laptop.

Q: In a​ survey, 37​% of the respondents stated that they talk to their pets on the telephone. A…

A: Given: In a survey 37​% of the respondents stated that they talk to their pets on the telephone. A…

Q: The p-value for a hypothesis test turns out to be 0.0534. At a 3% level of sigrnificance, what is…

A:

Q: Last year, 46% of business owners gave a holiday gift to their employees. A survey of business…

A: Solution is uploaded below

Q: A student majoring in Business who has passed the Business Math course suspects that the average…

A: The t test is used to compare the mean significance between the two sample of size less than 30 or…

Q: According to a food website, the mean consumption of popcorn annually by Americans is 61 quarts. The…

A: # Given mean consumption of popcorn mu=61 quarts  according to food campaign the mean consumption of…

Q: A null hypothesis is rejected with a level of significance of 0.05. Is it also rejected with a level…

A: Consider given statement: null hypothesis is rejected with a level of significance of 0.05. Is it…