Answer:
There is an 84.97% probability that at least six wear glasses.
Step-by-step explanation:
For each adult over 50, there are only two possible outcomes. Either they wear glasses, or they do not. This means that we use the binomial probability distribution to solve this problem.
Binomial probability distribution
The binomial probability is the probability of exactly x successes on n repeated trials, and X can only have two outcomes.
In which 
is the number of different combinatios of x objects from a set of n elements, given by the following formula.
And p is the probability of X happening.
In this problem we have that:
What is the probability that at least six wear glasses?
There is an 84.97% probability that at least six wear glasses.
Answer:
For Review: Planning Ahead and Contracts Quick Check... these are the answers...
1) B. Yes, you want to begin saving at least 25 years before you plan to retire
2) D. all of the above
3) $2,341.27 per month realized income
4) Your housing and fixed expenses are $702.38 per month do you want to have a four month emergency fund and save it over a nine month period of time how much do you need to save per month?
Answer #4) $312.17 /month
Step-by-step explanation:
702.38 * 4 = 2,809.52 How much you will need to save for 4 months worth or expenses.
Now divide by 9 because that is how many months you will take to save up...
2,809.52 / 9 = 312.17
Answer) $312.17 per month, for 9 months to save 4 months worth or expenses.
Answer:
7.5 m
10 m
Step-by-step explanation:
i) 30 m ÷ 4 = 7.5m
iii) 30m ÷ 3 = 10m
Answer:
i need points lol
Step-by-step explanation:
sorryyyyy
