Answer:have u got the answer?
Step-by-step explanation:
Answer:
Mean= 554.4
Standard deviation= 82
Step by step Explanation:
The question want us to calculate a) mean b) standard deviation, while we were given the probability mass function of random variables.
The percentage were of the carbon dioxide were given below;
6% of the trees in a minimal growth condition at 340 = 0.06
13% at 430 ppm = 0.13
46% at 560 ppm = 0.46
35% at 630 ppm= 0.35
CHECK THE ATTACHMENT FOR DETAILED EXPLANATION
Answer:

substitute x in y = 9/x
=> y = 9 or 1
So the number are 1 and 9 or 9 and 1
Answer:
According to most financial experts, it's wise to save at least six months of net living expenses in an emergency fund. So if a family requires $3,000 a month to pay all of its expenses, then it should strive to accumulate $18,000 in an interest bearing emergency savings account.
Answer:
12/43 = 27.90%
Step-by-step explanation:
1. 12/43 = x/100
2. x= 100(12/43)
3. x= 27.90%