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For x = 15, n = 35 test the claim that p > 0.3
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- A machine is designed to fill toothpaste tubes, on an average, with 5.8 ounces of toothpaste. The manufacturer does not want any underfilling or overfilling. The correct hypotheses to be tested areThe first question, 15., is not answered.A sports shop selects a random sample and records the sales of items made in China and thosemade in America. Country of origin n mean St.Deviation China 50 22.5 9.75 America 33 33.15 11.6 What is the SE Mean for the sales from China?
- The correct answer is C. Please prove the result mathematically.The average cost of tuition plus room and board for a small private liberal arts college is reported to be $8500 per term but I financial administrator boys that the average cost is half a study conducted using 350 small liberal arts colleges showed that the average cost per term is $8745 the population standard deviation is $1200 let a =0.05.what is the p-value for this testmultiple answer can also be here.
- There answer is not ACalculate the sample size to study the average age of a Central State College student, plus or minus 0.4 years. We’d like to be 85% confident about our result. From a previous study, we know that the standard deviation for the population is 2.8.What is the value of the test statistic for a test with a null hypothesis that mu = 250, Xbar = 260 the standard deviation = 5 and n = 100?
- Is it true or false that the least absolute deviations (LAD) estimator minimizes the sum of the absolute value of the population errors.According to R.L. Polk & Co., Americans held onto their new vehicles for an average of 71.4 months. A random sample of 60 adults who recently sold their new vehicle was selected. Assuming the standard deviation for this population is 15.8 months, the standard error for this sample isPLS ANSWER Q5 and Q6