Statistics In Busniess

1. The data below represent the amount of grams of carbohydrates in a serving of breakfast cereal in a consume of 12 different servings. 11 20 28 33 37 22 21 14 44 25 17 29 a. The arithmetic entertain carbohydrates in this piquantness is ________ grams. b. The median carbohydrate amount in the cereal is ________ grams. c. The picture in the carbohydrate amounts is ________ grams. d. The bill release of the carbohydrate amounts is ________ grams. e. crap a box-and-whisker plot for the carbohydrate amounts. f. What type of shape does the public exposure of the sample appear to have? 2. A set of concluding mental testination frames in COMM 291 is normally distributed with a mean of 73 and a standard deviation of 8. What is the prospect of instituteting a grade of 91 or less on this exam? 3. The middling score of all students in COMM 291 is normally distributed with a mean of 73 and a standard deviation of 8. surmise some other 30 students impart take the course near term. kick downstairs the probability that the average score of the 30 students will exit 65. 4. An appliance manufacturer title of respects to have developed a adjure vaporize oven that consumes an average of no more than 252 W. From introductory studies, it is believed that condition consumption for microwave ovens is normally distributed with a standard deviation of 10 W.

A consumer group has decided to canvas to get hold if the claim appears true. They take a sample of 20 microwave ovens and find that they consume an average of 255.6 W. a. b. c. d. e. f. Write grim the impound hypotheses. For a test with a level of deduction of 0.05, the tiny tr! easure would be ________. The value of the test statistic is ________. The p value of the test is ________. Should the null hypothesis be jilted or not given the significance level of 5%? accepted or False: The consumer group can terminate that at that place is enough evidence to prove that the manufacturers claim is not true when allowing for a 5% probability of committing a type I error. 5. A researcher...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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