Cucumbers grown on a certain farm have weights with a standard deviation of 2 ounces. Assuming the weights vary normally, what is the mean weight if 70% of the cucumbers weigh less than 14 ounces?
Question 8 options:
14.45 |
|
13.25 |
|
15.05 |
|
12.95 |
Cucumbers grown on a certain farm have weights with a standard deviation of 2 ounces. Assuming...
Chapter 7: Problem 16 Pr (1 point) The distribution of actual weights of 8-oz chocolate bars produced by a certain machine is normal with mean 7.8 ounces and standard deviation 0.15 ounces (a) What is the probability that the average weight of a bar in a Simple Random Sample (SRS) with 3 of these chocolate bars is between 7.66 and 7.91 ounces? ANSWER (b) For a SRS 013 of these chocolate bars, what is the level L such that there...
The weights of ice cream cartons are normally distributed with a mean weight of 8 ounces and a standard deviation of 0.4 ounce. (a) What is the probability that a randomly selected carton has a weight greater than 8.13 ounces? (b) A sample of 36 cartons is randomly selected. What is the probability that their mean weight is greater than 8.13 ounces?
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The weights of bags of cookies are normally distributed with a mean of 15 ounces and a standard deviation of 0.85 ounces In what weight interval should we expect to find the middle 70% of bags of cookies? Please submit work to this question.
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The mean weight of a box of cereal filled by a machine is 18.0 ounces, with a standard deviation of 0.4 ounce. If the weights of all the boxes filled by the machine are normally distributed, what percent of the boxes will weigh the following amounts? (Round your answers to two decimal places.) (a) less than 17.5 ounces (b) between 17.8 and 18.2 ounces
Bags of a certain brand of tortilla chips claim to have a net weight of 14 ounces. Net weights actually vary slightly from bag to bag and are normally distributed with mean u. A representative of a consumer advocate group wishes to see if there is any evidence that the mean net weight is less than advertised and so intends to test the hypotheses Ho: u = 14, Hai u < 14. To do this, he selects 16 bags of...
The weights of certain machine components are normally distributed with a mean of 8.34 ounces and a standard deviation of 0.04 ounces Find the two weights that separate the top 4% and the bottom 4% These weights could serve as limits used to identify wich components should be rejected. Round your answer to the nearest hundredth, if necessary ANSWER Enter your answer in the boxes below. Answer ounces and ounces
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