ziyonsolange
12.07.2019 •
Mathematics
Birth weights of babies born to full-term pregnancies followed roughly a normal distribution. at meadowbrook hospital, the mean weight of babies born to full-term pregnancies is 7 pounds with a standard deviation of 14 ounces (1 pound = 16 ounces). what is the probability that the average weight of the four babies will be more than 7.5 pounds
Solved
Show answers
More tips
- W Work and Career Which types of activities are not subject to mandatory licensing?...
- C Computers and Internet Thin Client: What It Is and Why You Need It?...
- F Food and Cooking The Most Delicious and Simple Fish in Batter Recipe...
- F Food and Cooking Red Caviar: How to Choose the Best?...
- C Computers and Internet Clearing Cache: How to Speed Up Your Browser...
- S Style and Beauty How are artificial nails removed?...
- S Style and Beauty Secrets of Tying a Pareo: 5 Ways...
- F Food and Cooking Everything You Need to Know About Pasta...
Answers on questions: Mathematics
- M Mathematics Assembly of a television set in the factory is set at 45 minutes. some workers take a shorter time (t) at this while some take longer. however, each varies no more than 8 minutes....
- M Mathematics What is the missing number...
- M Mathematics They decide to shop for furnishings for the new house. They choose items that amount to $1,600.00. The store has 2 simple interest options for purchasing: Option 1: 20% down payment...
- M Mathematics Which of the following statements are true? Check all of the boxes that apply. The girl dog graph is skewed. The range for girl dogs is much larger than the range for male dogs....
- M Mathematics Cylinder A is similar to cylinder B, and the radius of A is 3 times the radius of B. What is the ratio of: The volume of A to the volume of B? What is the ratio of: The lateral area...
- M Mathematics The band had a fundraiser and sold $25,000 worth of candy. They received 40% of this amount for themselves. How much did they receive?...
- M Mathematics Alana incorrectly simplified the expression (-14a + 12) - (-10a + 13) as -24a + 25 describe her error...
- M Mathematics How do the expressions 4(3+x) and (3+3+3+3) +(x+x+x+x) compare to one another?...
- M Mathematics 0.9+{[3.25−(6 9/16 −0.025y)·0.6]÷0.75}÷6 2/3 =1.2...
- M Mathematics How to solve this problem X-Y=-6...
Ответ:
μ = 7 lb
σ = 14 oz = 14/16 lb = 0.875 lb
For the random variable x = 7.5 lb, the z-score is
z = (x - μ)/σ
= (7.5 - 7)/0.875
= 0.5714
From standard normal tables, obtain
P(x >= 7.5) = 1 - 0.716 = 0.284
0.284
Ответ:
3 1/6
Step-by-step explanation:
Since it says HOW MANY MORE, you need to subtract.