Mathematics, 08.04.2020 01:49 pettygirl13

The age (in years) of cars currently on the road in the U. S. is normally distributed. A researcher from the firm IHS Automotive selected a random sample of 30 cars and calculated the interval [10.39, 12.61] as the 90% confidence interval for the average age. The margin of error is .

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 19:00

How does a low unemployment rate affect a nation's economy? a. the nation has a higher number of productive resources. b. the nation can spend more money on for unemployed people. c. the nation can save money by paying lower salaries to a large workforce. reset

Answers: 1

Answer

Mathematics, 21.06.2019 22:00

Determine if the equation defines y as a function of x: 2xy = 1. yes o no

Answers: 2

Answer

Mathematics, 21.06.2019 23:30

Find each value of the five-number summary for this set of data. [note: type your answers as numbers. do not round.] 46, 19, 38, 27, 12, 38, 51 minimum maximum median upper quartile lower quartile

Answers: 1

Answer

Mathematics, 22.06.2019 02:30

Ineed on these fraction questions! could'ya me? 1. 3/8 ( ? ) 0.295 a. = b. > c. < 2. -0.770 ( ? ) -4/5 a. = b . < c. >

Answers: 1

Answer

You know the right answer?

The age (in years) of cars currently on the road in the U. S. is normally distributed. A researcher...

Questions