Mathematics, 18.06.2021 02:50 imstef1267
A survey found that people keep their televisions an average of 4.8 years. The standard deviation is 0.74 years. If a person decides to buy a new tv, find the probability that he or she owned the old one for the given amount of time. Assume the variable is normally distributed. The probability that a randomly selected person owned his old tv for more than 7.02 years is?
Answers: 3
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 23:30, Annaborden02
What is the measure of angle 1? a.28 b.152 c.168 d.64
Answers: 1
Mathematics, 22.06.2019 03:00, econsta3
You’re ordering more thread for blue jeans co. you usually purchase from ted’s threads, which sells 12 thread spools for $27. you recently received a notice from wade's wares that says you can buy thread from them for $2.30 each for the first 2 dozen and $2 a spool thereafter. you need to order 5 dozen spools. what percentage can you save by going with wade’s wares?
Answers: 1
You know the right answer?
A survey found that people keep their televisions an average of 4.8 years. The standard deviation is...
Questions in other subjects:
English, 25.02.2021 22:30
Biology, 25.02.2021 22:30
Biology, 25.02.2021 22:30
Mathematics, 25.02.2021 22:30
Mathematics, 25.02.2021 22:30
