What is directional alternative Hypothesis and Non-directional Alternative Hypothesis? Give example

Q: Dr. Ramtough is conducting an experiment comparing the effects of Outlines and Quizlets on the…

A: We have to answer question related to hypothesis.

Q: If the results of a statistics test from one university (X) show that students are better than…

A: The agenda of this problem is to prove that University X is better than University Y. So lets assume…

Q: Explain about F TEST IS NONDIRECTIONAL.

A: In a non-directional hypothesis test, the null hypothesis states that there is no difference between…

Q: A hospi V ims that the proportion, p, of full-term babies born in their hospital that weigh more…

A: The hypotheses are given below: Null hypothesis: H0:p=0.39 Alternative hypothesis: H1:p≠0.39 Here,…

Q: Identify the dependent variable and independent variable with justification?

A: Dependent variable: The variable that is changed because of the influence of the independent…

Q: determine the effectiveness of their recent advertising campaign. Researchers at the agency surveyed…

A: The scenario is that the marketing agency wants to determine the effectiveness of their recent…

Q: Is it one tailed, or two tailed? I thought two because the hypothesis is non-directional

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Q: Explain a 'false positive' (Type I) error and give an example. Explain a 'false negative' (Type II)…

A: Here we have to explain false positive (type-1)error and false negative (type-2) error False…

Q: 1st statement: Null hypothesis: there is an association between exercise and blood pressure level…

A: Null hypothesis is a statement of no difference. It indicates that there is no difference or…

Q: A II IV Select all regions that must be shaded to represent A'UB 身

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Q: If two variables are related so that increasing values of one variable are associated with…

A: Interpretation of correlation: (i) There is a negative correlation if two variables are related so…

Q: If F(s) = 4s² 3s +1 is the Laplace transform of f(t), find the following, correct to three decimal…

A: Laplace formula  L-11s=1L-1ss2+a2=cosatL-1as2+a2=sinatL-1F(s-a)=eatL-1[F(s)]

Q: Find the probability of the given event. 49) Two fair dice are rolled. The sum of the numbers on the…

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Q: Think I'm on the right path could I get help with finding both parts

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Q: the formatting is wrong for the answer, if you correct it i will correct my feedback, otherwise…

A: Sketch the given region as shown below:From the above region:The area of the disk will be Disk…

Q: can you please re-explain "property of norm" step

A: we have  Ux1+x , r=y∈X :y-x1+x<r expand the bracket Ux1+x , r=y∈X :y-x1-x<r…

Q: (Part 2) A florist claims that the number of people buying flowers on a Thursday is double that of…

A: Given : Pmonday=PTuesday=PWednesday=2×PThursdayand PThursday=PFridayLet…

Q: What does it mean to say that two variables are positively​ associated? Negatively​ associated?

A: Association: The association of how two varaibles are connected with each other. It decides how one…

Q: re calculus is a definition of high school graduation what are some interesting and expected…

A: This is a problem of application of derivative, Integral calculus etc.

Q: What are the Irrelevant variables?

A: Irrelevant variables are complement to omitted variable and A variable is irrelevant if its true…

Q: SUMMARY OUTPUT Regression Statistics Multiple R R Square Adjusted R Square Standard Error 0.953…

A: Here the total number of observations = n = 20 Response variable : y : Teacher's salary Predictor…

Q: The artists Arshile Gorky threads the oundation of his painting dialog between ungian and Surrealist…

A: We are asked to find the statement is true or false

Q: ind the probability. 50) A bag contains 9 red marbles, 6 blue marbles, and 4 green marbles. What is…

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Q: What are your independent Variable and dependent variable

A: The independent variable is the variable modified or monitored by the experimenter and is believed…

Q: Choose the answer that best describes the relationship between [2] and [2, C, B}

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Q: What are the Key Assumptions about the error term?

A: The error term can be denoted as ∈.

Q: Solutikn is not clear, can it be handwritten please. Thank you.

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Q: A medical clinic uses a pregnancy test to confirm pregnancy in patients who suspect they are…

A: I have shown all the steps using Tree diagram

Q: Men's Pre-Med 94 97 98 93 80 89 99 Ave=92.86 Var = 43.82 Men's Post-Med 90 91 89 88 81 80 92 Ave =…

A: The question is about hypo. testing Given : Randomly selected no. of women ( n1 ) = 6 Sample avg. of…

Q: Can you site 2 examples each about the lived experience/ situation. So I can better understand our…

A: Here we want to Kno type 1 and type 2 error.

Q: testonvergence and divergene h.

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Q: As for the linear regrassion model, what are these two symbols , and what is there equation , and…

A: The linear regression model is given by yi= β^0+β^1xi+ei, i=1(1)n  where; y: dependent variable; x:…

Q: - What are the values of u, and o,? (2 points) Op -

A: Our aim is to find the following :  a) The sampling distribution of the sample proportion b)

Q: Whenever the relationship between the independent variable and the dependent variable becomes…

A: The given statement is whenever the relationship between the independent variable and the dependent…

Q: Find the probability of the given event. 57) A bag contains 4 nickels, 3 dimes, and 2 quarters. If…

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Q: With a suitable example, briefly explain that depending upon various categories, how dummy variables…

A: We need to use the concept of Dummy variables

Q: 52) If you draw one card from a deck of 16 cards numbered 1 through 16, what is the probability that…

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Q: I was wondering what the horizontal asympotoe would be? I was having troubling figuring that part…

A: As per student demand answer of (d) Horizontal asymptotelimx−>oog(x)=l l is the horizontal…

Q: Juan and Pablo study at the same university, they are recording in a table the time in minutes they…

A: The provided information is as followsThe data set is given in the example.The data set is regarding…

Q: Example question of inferential statistics

A: Descriptive statistics involves various methods of collection of data as well as the summarization…