Mathematics, 13.10.2020 19:01 deedee363
According to an airline, flights on a certain route are on time 85% of the time. Suppose 20 flights are randomly selected and the number of on-time flights are recorded.
A.) explain why this is a binomial experiment.
B.) fine and interpret the probability that exactly 13 flights are on time.
C.) find and interpret the probability that fewer than 13 flights are on time.
D.) find and interpret the probability that at least 13 flights are on time.
E.) find and interpret the probability that between 11 and 13 flights, inclusive, are on time.
The probability that exactly 13 flights are on time is
(Round to four decimal places as needed.)
Please answer fast please please
Answers: 3
Mathematics, 21.06.2019 19:30
Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics
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Mathematics, 22.06.2019 00:00
Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!
Answers: 1
Mathematics, 22.06.2019 01:20
Given: δabc, m∠1=m∠2, d∈ ac bd = dc m∠bdc = 100º find: m∠a m∠b, m∠c
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According to an airline, flights on a certain route are on time 85% of the time. Suppose 20 flights...
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