![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 05.11.2019 06:31, electrofy456
According to the insurance institute of america, a family of four spends between $400 and $3,800 per year on all types of insurance. suppose the money spent is uniformly distributed between these amounts.
a. what is the mean amount spent on insurance?
b. what is the standard deviation of the amount spent?
c. if we select a family at random, what is the probability they spend less than $2,000 per year on insurance per year?
d. what is the probability a family spends more than $3,000 per year?
![answer](/tpl/images/cats/otvet.png)
Answers: 1
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:20, KillerSteamcar
Which strategy is used by public health to reduce the incidence of food poisoning?
Answers: 2
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 02:00, lanashanabJHsbd1099
Keith runs 5 miles in 38 minutes. at the same rate, how many miles would he run in 57 minutes
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:20, lilkassrocks
Hilary decided to purchase 3 points in order to lower her interest rate on her $140,000 mortgage. how much additional money does she need to bring to closing? a. $4200 b. $4000 c. $6 d. $400
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:30, jonathanrgarcia
Mr. piper is driving peter, roddy, and scott home from school. all of them want to ride in the front seat. how can he make a fair decision about who rides in the front seat?
Answers: 1
Do you know the correct answer?
According to the insurance institute of america, a family of four spends between $400 and $3,800 per...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 02.03.2021 09:50
![Konu](/tpl/images/cats/himiya.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 02.03.2021 09:50
![Konu](/tpl/images/cats/es.png)
Spanish, 02.03.2021 09:50
![Konu](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 02.03.2021 09:50
![Konu](/tpl/images/cats/mat.png)
Mathematics, 02.03.2021 09:50
![Konu](/tpl/images/cats/mat.png)
Mathematics, 02.03.2021 09:50
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/en.png)