A survey found that the average daily cost to rent a car in Los Angeles is $103.24 and in Las Vegas is $97.24. The data were col

Question

4 years ago

11

A survey found that the average daily cost to rent a car in Los Angeles is $103.24 and in Las Vegas is $97.24. The data were col

lected from two random samples of 40 in each of the two cities and the population standard deviations are $5.98 for Los Angeles and $4.21 for Las Vegas. At the 0.05 level of significance, construct a confidence interval for the difference in the means and then decide if there is a significant difference in the rates between the two cities. Let the sample from Los Angeles be Group 1 and the sample from Las Vegas be Group 2. Confidence Interval (round to 4 decimal places):

Mathematics

1 answer:

Irina18 [472] · Answer 1 · 2022-01-01T07:09:05+03:00

Irina18 [472]4 years ago

3 0

Answer:

2000 = 478'434

2007 = 558'880

so

558'880 - 478'434 = 80446

80446 more people live in las vegas in 2007 than back in 2000

hope this helps

Step-by-step explanation: