Mathematics, 06.04.2021 03:20 cecilf57p2rpuf

Each year the US Environmental Protection Agency (EPA) releases fuel economy data on cars manufactured in that year. Below are summary statistics on fuel eciency (in miles/gallon) from random samples of cars with manual and automatic transmissions. Do these data provide strong evidence of a di erence between the average fuel efficiency of cars with manual and automatic transmissions in terms of their average city mileage? City MPG
Automatic Manual
Mean 16.12 19.85
SD 3.58 4.51
n 26 26

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 18:30, monyeemonyee12

Find the area of a parallelogram with base 15 yards and height 21 2/3

Answers: 1

continue

Mathematics, 22.06.2019 03:20, mehnamejet92

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.

Answers: 3

continue

Mathematics, 22.06.2019 04:30, dwilburn01

Of the total number of spectators at a circus show, 1/4 are men. 2/5 of the remaining number of spectators are women. there are 132 women at the circus show. how many children are at the circus show?

Answers: 2

continue

Mathematics, 22.06.2019 05:00, 451jonmcco

Atreasure chest sinks at a rate no less than 20 feet er second. the floor of the icean is at most at -4,200 feet. will the tresure chest reach the ocean floor in less than 3 minutes? explain.

Answers: 3

continue

You know the right answer?

Each year the US Environmental Protection Agency (EPA) releases fuel economy data on cars manufactur...