The weight of laboratory butterflies follows a Normal distribution, with a mean of 50 grams and a standard deviation of 3 grams.
What percentage of the butterflies weigh between 47 grams and 53 grams?
1.) 99.7%
2.) 95%
3.) 68%
4.) 47.5%
5.) 34%
2 answers:
1 45.5% is the percentage of the butterflies
Answer:
68%
Step-by-step explanation:
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Answer:
x = 26
Step-by-step explanation:
There are two numbers and average is the sum of a certain amount of numbers divided by the same amount.
21 × 2 = 42
42 - 16 = 26
x = 26
Answer: k= -13/2 or k = 5
Step-by-step explanation:
wut last question? did you forget to add a pic to your question?
Answer:
x/6.5 = 1.60 | The amount it decreased is $10.40
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