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A) Suppose that we wish to test the hypotheses H0: p= 0.12 versus Ha: p <0.12. If the test statistic is 1.57, find the p-value.
B) Suppose that we wish to test the hypotheses H0: p= 0.12 versus Ha: p ?0.12. If the test statistic is 1.57, find the p-value.
C) Suppose that we wish to test the hypotheses H0: p= 0.12 versus Ha: p >0.12. If the test statistic is 1.57, find the p-value.
Find the range, standard deviation, and variance for the scores.
Ten thousand fireflies are unable to produce light due to a genetic mutation. express the null hypothesis and the alternative hypothesis in symbolic form.
A film developer claims that the mean number of pictures developed for a camera with 24 exposer is less than 22. If the hypothesis test is preformed, how should you interpret a decision a)reject the null hypothesis and b) fail to reject the null h..
Assume that the number of Telephone calls arriving in an office during a 15minute period has a Poisson distribution with mean number of calls equal 5.
John Rengel is the Quality Assurance Supervisor for Vino Supremo Vinyards. He knows that 10 percent of each box of corks is undersized.
To find the equation of the line of the best fit
Prove that if x + y is even, then the product xy(x + y)(x - y) is divisible by 24, and that without this restriction, 4xy(x- y)(x + y) is divisible by 24.
It is believed that students who begin studying for final exams a week before the test score differently than students who wait until the night before. Suppose you want to test specifically that students who study earlier have an average score tha..
It was reported that 20 readers responded and 87% said "no" whiles 13% said "yes". Identify four major flaws of the situation. Explain why you chose them.
Create a hypothesis and write out the eight steps used to apply a statistical test to your hypothesis.
Print Media Advertising (PMA) has been given a contract to market Buzz Cola via newspaper ads in a major southern newspaper. Full-page ads in the weekday editions (Monday through Saturday) cost $2000, whereas on Sunday a full-page ad costs $8000.
For the control group, the mean was 70.3 and the standard deviation was 8.3. (a) Do beta-blockers reduce the pulse rate? State the hypotheses and do a t test.
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