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9. The weights of boxes of a certain breakfast cereal are approximately normally distributed with a...
Weights of cereal in 16 ounce boxes are normally distributed with a mean of 16 ounces...
Weights of cereal in 16 ounce boxes are normally distributed with a mean of 16 ounces and a standard deviation of 0.12 ounce. Respond to the following: a)What is the probability that a cereal box selected at random will have at least 15.95 ounces? b)What is the probability that the mean of a sample of 16 boxes will be at least 15.95 ounces? c)In a production of 10,000 boxes, how many would you expect to be below 15.95 ounces? d)The...
Boxes are labeled as containing 600 g of cereal. The machine filling the boxes produces weights...
Boxes are labeled as containing 600 g of cereal. The machine filling the boxes produces weights that are normally distributed with standard deviation 8 g. (a) If the target weight is 600 g, what is the probability that the machine produces a box with less than 585 g of cereal? (Round your answer to three decimal places.)
Weekly demand at a grocery store for a brand of breakfast cereal is normally distributed with...
Weekly demand at a grocery store for a brand of breakfast cereal is normally distributed with a mean of 800 boxes and a standard deviation of 75 boxes. The store orders cereals from a distributor weekly. How many boxes should the store order for a week to have only a 2.5% chance of running short of this brand of cereal during the week.
Boxes are labeled as containing 400 g of cereal. The machine filling the boxes produces weights...
Boxes are labeled as containing 400 g of cereal. The machine filling the boxes produces weights that are normally distributed with standard deviation 12 g. (a) If the target weight is 400 g, what is the probability that the machine produces a box with less than 375 g of cereal? (Round your answer to three decimal places.) (b) Suppose a law states that no more than 10% of a manufacturer's cereal boxes can contain less than the stated weight of...
9.16 A government agency received many consumers' complaints that boxes of cereal sold by a company...
9.16 A government agency received many consumers' complaints that boxes of cereal sold by a company contain less than the advertised weight of 20 oz of cereal with a standard deviation of 5 oz. To check the consumers' complaints, the agency bought 36 boxes of the cereal and found that the average weight of cereal was 18 oz. If the amount of cereal in the boxes is normally distributed, test the consumers' complaint at the 0.05 level of significance.
The time it takes to assemble a component on a factory assemble line is normally distributed...
The time it takes to assemble a component on a factory assemble line is normally distributed with a man of 3.1 minutes and a standard deviation of 0.6 minutes. Find the probability that a randomly selected employee will take between 2.0 and 2.3 minutes? Answer In a Sentence Question 7: The following data gives the information of the number of children that could complete an activity in the specified time. Construct a histogram with probabilities. Time No. of Children 30...
2. A store sells "16-ounce" boxes of Captain Crisp cereal. A random sample of 12 boxes...
2. A store sells "16-ounce" boxes of Captain Crisp cereal. A random sample of 12 boxes was taken and weighed. The average weight of cercal was 15.93 ounces with the sample standard deviation 0.135 ounces. The company that makes Captain Crisp cereal claims that the average weight of cereal in a box is at least 16 ounces. Assume the weight of cereal in a box is normally distributed. We wish to test Ho: μ 16 vs H 1 : μ...
1)Dog weights. Adult German shepherd weights are normally distributed with mean of 73 pounds and standard...
1)Dog weights. Adult German shepherd weights are normally distributed with mean of 73 pounds and standard deviation of 8 pounds. (a) The bottom 24% of weights are below what weight? _________ (b) 76% of weights are above what weight?___________ (c) The top 24% of weights are above what weight? ___________ (Round answers to one decimal place) 2)A distribution of values is normal with a mean of 60 and a standard deviation of 7. Find the interval containing the middle-most 82%...
The weights of a certain dog breed are approximately normally distributed with a mean of μ...
The weights of a certain dog breed are approximately normally distributed with a mean of μ = 46 pounds, and a standard deviation of σ = 7 pounds. A dog of this breed weighs 48 pounds. What is the dog's z-score? Round your answer to the nearest hundredth as needed. z= A dog has a z-score of 1.22. What is the dog's weight? Round your answer to the nearest tenth as needed. A dog has a z-score of -1.22....
A store sells "16-ounce" boxes of Captain Crisp cereal. A random sample of 12 boxes was...
A store sells "16-ounce" boxes of Captain Crisp cereal. A random sample of 12 boxes was taken and weighed. The average weight of cereal was 15.93 ounces with the sample standard deviation 0.135 ounces. The company that makes Captain Crisp cereal claims that the average weight of cereal in a box is at least 16 ounces. Assume the weight of cereal in a box is normally distributed. We wish to test H 0 : μ 16 vs H 1 :...
9.16 A government agency received many consumers' complaints that boxes of cereal sold by a company contain less than the advertised weight of 20 oz of cereal with a standard deviation of 5 oz. To check the consumers' complaints, the agency bought 36 boxes of the cereal and found that the average weight of cereal was 18 oz. If the amount of cereal in the boxes is normally distributed, test the consumers' complaint at the 0.05 level of significance.
The time it takes to assemble a component on a factory assemble line is normally distributed with a man of 3.1 minutes and a standard deviation of 0.6 minutes. Find the probability that a randomly selected employee will take between 2.0 and 2.3 minutes? Answer In a Sentence Question 7: The following data gives the information of the number of children that could complete an activity in the specified time. Construct a histogram with probabilities. Time No. of Children 30...
2. A store sells "16-ounce" boxes of Captain Crisp cereal. A random sample of 12 boxes was taken and weighed. The average weight of cercal was 15.93 ounces with the sample standard deviation 0.135 ounces. The company that makes Captain Crisp cereal claims that the average weight of cereal in a box is at least 16 ounces. Assume the weight of cereal in a box is normally distributed. We wish to test Ho: μ 16 vs H 1 : μ...
A store sells "16-ounce" boxes of Captain Crisp cereal. A random sample of 12 boxes was taken and weighed. The average weight of cereal was 15.93 ounces with the sample standard deviation 0.135 ounces. The company that makes Captain Crisp cereal claims that the average weight of cereal in a box is at least 16 ounces. Assume the weight of cereal in a box is normally distributed. We wish to test H 0 : μ 16 vs H 1 :...
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