Which of the following hypotheses is least likely to be falsifiable? O a. Children who have siblings are more likely to believe in aliens than those who don't. O b. Women prefer coffee to hot chocolate O c. There are no aliens in the unigrse. O d. Aliens exist.

Suppose that in a random selection of 100 colored​ candies, 22​% of them are blue. The candy company claims that the percentage of blue candies is equal to 30​%. Use a 0.10 significance level to test that claim. Identify the null and alternative hypotheses for this test. Choose the correct answer below. A. Upper H 0​: pequals0.3 Upper H 1​: pgreater than0.3 B. Upper H 0​: pequals0.3 Upper H 1​: pnot equals0.3 C. Upper H 0​: pequals0.3 Upper H 1​: pless than0.3 D. Upper H 0​: pnot equals0.3 Upper H 1​: pequals0.3 Identify the test statistic for this hypothesis test. The test statistic for this hypothesis test is nothing. ​(Round to two decimal places as​ needed.) Identify the​ P-value for this hypothesis test. The​ P-value for this hypothesis test is nothing. ​(Round to three decimal places as​ needed.) Identify the conclusion for this hypothesis test. A. Fail to reject Upper H 0. There is sufficient evidence to warrant rejection of the claim that the percentage of blue candies is…

Suppose that in a random selection of 100 colored candies, 25% of them are blue. The candy company claims that the percentage of blue candies is equal to 26%. Use a 0.01 significance level to test that claim. Identify the null and alternative hypotheses for this test. Choose the correct answer below. O A. Ho: p=0.26 H₁: p0.26 O C. Ho: p=0.26 H₁: p=0.26 O D. Ho: p=0.26 H₁: p=0.26 Identify the test statistic for this hypothesis test. The test statistic for this hypothesis test is (Round to two decimal places as needed.) Identify the P-value for this hypothesis test. The P-value for this hypothesis test is (Round to three decimal places as needed.) Identify the conclusion for this hypothesis test. O A. Reject Ho. There is sufficient evidence to warrant rejection of the claim that the percentage of blue candies is equal to 26% B. Reject Ho. There is not sufficient evidence to warrant rejection of the claim that the percentage of blue candies is equal to 26% C. Fail to reject Hỏ. There is…

a)  Carefully define the null and alternative hypotheses of the ?2 test of the above table.  b)  Find the missing values ‘*’, ‘**’, ‘***’ ??, ???  c)  What is the conclusion of this test? Give reasons for your answer.

Which set of numbers would correspond to a hypothesis test with the greatest power? Cohen's d = 0.6 & n = 500 O Cohen's d = 0.6 & n = 50 O Cohen's d = 0.5 & n = 50 O Cohen's d = 0.5 & n = 500

A music minister believes that he sings at more than four conferences per year.  What is the null hypothesis for his statement? A. HO : µ ? 4   B. HO : µ ?4   C. HO : µ = 4   D. HO : µ ≠4

Which of the following claims would result in a Left tail test? O A. Claim: The average heart rate for exercisers is lower than the average heart rate for nonexercisers. B. Claim The variation in the grades of the Final Exam are different than previously (which was 2.3). O C. Claim: The proportion of people with pets is over 75%. OD. Claim: The average age of voters in Clarke County is not 45 years.

According to a​ study, approximately​ 60% of US adults believe that they have​ achieved, or are within reach​ of, the​ "American Dream"​ (that is, home ownership and financial​ stability). Now consider a random sample of 400 US adults. What is the probablity that over​ 65% of the sampled adults believe they have reached or are optimistic about reaching the American​ Dream?    NEED ANSWER! No explanattion please

An alternate hypothesis that includes < or > is called a ___________ test.

The numbers of successes and the sample sizes for independent simple random samples from two populations are provided for a right-tailed test. Use a 90% confidence interval. Complete parts (a) through (d). X1 = 25, n, = 30, x2 = 17, n, = 70, a = 0.05 Click here to view a table of areas under the standard normal curve for negative values of z. Click here to view a table of areas under the standard normal curve for positive values of z. a. Determine the sample proportions. Determine the sample proportion p1. p = (Round to three decimal places as needed.) Determine the sample proportion p2. P2 = (Round to three decimal places as needed.) Determine the pooled sample proportion p,. (Round to three decimal places as needed.) b. Decide whether using the two-proportions z-procedures is appropriate. Check that the assumptions are satisfied. Select all that apply. A. The assumptions are satisfied, so using the procedures is appropriate. B. Since x, is less than 5, using the procedures is not…