subject
Mathematics, 23.04.2021 21:40 cutybrain6054

23. The mean weight of trucks traveling on a particular section of 1-475 is not known. A state highway inspector needs an estimate of the mean. He selects a random sample of 49 trucks passing the weighing station and finds the mean is 15.8 tons, with a standard deviation of the sample of 4.2 tons. What is probability that a truck will weigh less than 14.3 tons

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 20:50
What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex
Answers: 2
question
Mathematics, 21.06.2019 22:30
At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?
Answers: 1
question
Mathematics, 21.06.2019 23:00
Calculate the average rate of change over the interval [1, 3] for the following function. f(x)=4(5)^x a. -260 b. 260 c. 240 d. -240
Answers: 1
question
Mathematics, 21.06.2019 23:20
Find the common ratio of the sequence. -4, 8, -16, 32, a: -12b: -2c: 12d: -1/-2
Answers: 1
You know the right answer?
23. The mean weight of trucks traveling on a particular section of 1-475 is not known. A state highw...
Questions
question
Chemistry, 09.06.2021 14:20
question
Mathematics, 09.06.2021 14:20
question
Mathematics, 09.06.2021 14:30
question
Mathematics, 09.06.2021 14:30
question
Mathematics, 09.06.2021 14:30
question
Physics, 09.06.2021 14:30
question
Chemistry, 09.06.2021 14:30
question
English, 09.06.2021 14:30
question
Biology, 09.06.2021 14:30
Questions on the website: 13722362