Mathematics, 22.07.2019 16:30 Ebberman3410
Jim tree pays for shipping on the basis of weight. he knows weight is normally distributed so he can use the standard normal distribution. he decides to weigh 1,000 randomly trees in his shipment. next, he calculates the mean and standard deviation of their weights. he finds the mean is 30 lbs and the standard deviation is 10 lbs. now, jim uses the normal distribution table to calculate the number of trees in each segment of the distribution. standard deviation % from table no. of trees out of 1,000 0 to +1 (30 to 40 lbs) 34% +1 to +2 (40 to 50 lbs) 13.7% 137 +2 to +3 (50 to 60 lbs) 2.3% totals 50% 500
Answers: 1
Mathematics, 21.06.2019 19:30, apere655
Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.
Answers: 1
Mathematics, 21.06.2019 20:10, paigeleahfarbeoy2ork
Which ratios are equivalent to 10: 16? check all that apply. 30 to 48 25: 35 8: 32 5 to 15
Answers: 1
Mathematics, 21.06.2019 20:30, elijah4723
1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?
Answers: 1
Jim tree pays for shipping on the basis of weight. he knows weight is normally distributed so he can...
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