write the null and alternate hypothesis statement. how will you define type-1 error and type-2 error in this case?

Q: What do you need to be able to perform a hypothesis test?

A: Hypothesis testing: Hypothesis testing is the procedure of testing a claim about the population…

Q: A new drug is being tested. In the treatment group, 178 out of 250 patients show a reduction is…

A:

Q: Why can we never accept the null hypothesis

A: Accepting null hypothesis means we are sure that null hypothesis is true. But we cannot we sure. We…

Q: There is an advantage in stating the hypothesis both in the null and in the alternate; it adds…

A:

Q: A researcher risks making a Type I error any time the null hypothesis is rejected? state the reason?

A: Type I error:  The type I error can be defined as the probability of rejecting the null hypothesis…

Q: In statistics why can't we accept the null hypothesis?

A: To perform a hypothesis test, it is first necessary to define an assumed set of conditions…

Q: How on earth do I make the problem for the Hypothesis test?

A: A test of a statistical hypothesis H is a rule or procedure of deciding whether to reject or accept…

Q: If we do not reject the null hypothesis when the alternative hypothesis is true, we have made a…

A: Fill in the required  blank

Q: Come up with an example of a scenario in which you could use hypothesis testing.  What would you be…

A: Find: Here we find that explains the hypothesis testing terms with a real example or a scenario.…

Q: The median price of a single family home in a given town is $250,000 in 2018.  A real estate broker…

A: Given: The median price of a single family home in a given town is $250,000 in 2018.  Claim : A real…

Q: When a new drug is created, the pharmaceutical company must subject it to testing before receiving…

A: Given:   Null Hypothesis: The Drug is unsafe   Type 1 Error: Type 1 error occurs when we reject the…

Q: Explain about the COMMON THEME OF HYPOTHESIS TESTS.

A: Purpose of hypothesis test: The process of making inference regarding the population based on the…

Q: Most customers like iced coffee more than hot coffee.      Alternative hypothesis      Null…

A: For the given claim we want to know the null and alternative hypothesis.

Q: In a statistical test, we have a choice of a left-tailed test, a right-tailed test, or a two-tailed…

A: We know that ; Type of test will be depending upon Alternative hypothesis. A one tailed test has the…

Q: The math department of ucla reports the failure of stat 355 is 20% in any given semester a group of…

A: Hypothesis testing

Q: A type II error can only be committed if the null hypothesis is false. Otherwise, if the null…

A: The type II error is defined as accepting the null hypothesis when alternative hypothesis is true.

Q: describe the situation in terms of hypotheses and/or errors.

A: when we are conducting a statistical test and determine that our sample shows insignificant result.…

Q: a. What is the value of sample mean? b. What is the value of sample standard deviation? c.…

A: solution: A 95% confidence interval for the lives (in minutes) of Kodak AA batteries is 430 < ?…

Q: A casino roulette has 38 number outcomes 18 are Red, 18 are Black and 2 are Green for the house.…

A:

Q: Are there examples of hypothesis tests that you have found in other research or even in everyday…

A: Hypothesis Tests, or Statistical Hypothesis Testing, is a method used to compare two sets of data,…

Q: Explain what a null hypothesis and an alternative hypothesis are. Why are these two hypotheses…

A: The null and alternative hypothesis are used in statistical hypothesis testing . The null hypothesis…

Q: A local chess club claims that the length of time to play a game has a mean of 22 minutes or more.…

A: Solution Given that  A local chess club claims that the length of time to play a game has a mean of…

Q: Phineas Phillips, from Philadelphia, has a fascination with fun phone facts. But Phineas has…

A:

Q: hundred accidents that occurred on Saturday were night paralyzed two item noted were the number of…

A: Given that n = 600 , P(Yes/vehicle 3)=P(Yes and Vehicle 3)/P(Vehicle 3)

Q: One should always relate back the outcome of the hypothesis testing to particular variables in the…

A: When performing a hypothesis test it is not enough to conclude whether to or not to reject the null…

Q: The one-tailed test only uses the null hypothesis whereas a two-tailed test uses both the null…

A: One tailed test :          The one tailed test  in which critical region is one sided it is either…

Q: Can you explain null and alternative hypothesis using examples

A: Null and alternative hypotheses: Null hypothesis is a nullified statement about population parameter…

Q: Explain what it means to reject the null hypothesis or fail to reject the null hypothesis.

A:

Q: what is the alternative and null hypothesis for this question

A: Given that To conduct hypothesis for the relationship between sexual gender and preference for the…

Q: If a null hypothesis is rejected at the 0.05 level of significance, it must be rejected at the 0.01…

A: Statement: " If a null hypothesis is rejected at the 0.05 level of significance, it must be rejected…

Q: If you are already certain that a null hypothesis is false, then: Significance testing provides no…

A: Null hypothesis of the test is the nullified statement about the population parameter. Whereas, the…

Q: If a researcher is wrong in his decision and he rejects the null when the null is true, what type of…

A: Given, If a researcher is wrong in his decision and he rejects the null when the null hypothesis is…

Q: Why do we need to use Hypothesis testing??

A: Hypothesis testing is a statistical procedure that use the sample data to make conclusions about the…

Q: Create a scenario/word problem involving the type of error you want to make. You can create any…

A: Please find the explanation below. Here we should find the probability of type II error

Q: Why do we test a null hypothesis instead of a research hypothesis

A: A hypothesis, in general, is an assumptions that is yet to be proved with sufficient pieces of…