On a road, you take a random sample of the speed of 40 cars with a speed detector and determine that their average speed is 49

4 answers
Question:

On a road, you take a random sample of the speed of 40 cars with a speed detector and determine that their average speed is 49 mph. Which statement is true? A) You conclude that the speed of all cars on this road is exactly 49 mph. B) You conclude that the average speed of all cars on this road is close to 49 mph. C) You conclude that the speed of more than half of the cars on this road is less than 49 mph. D) You conclude that the speed of less than half of the cars on this road is more than 49 mph. On a road, you take a random sample of the speed of 40 cars with a speed detector and determine that their average speed is 49 mph. Which statement is true? A) You conclude that the speed of all cars on this road is exactly 49 mph. B) You conclude that the average speed of all cars on this road is close to 49 mph. C) You conclude that the speed of more than half of the cars on this road is less than 49 mph. D) You conclude that the speed of less than half of the cars on this road is more than 49 mph.

Answers

B) because since the 40 cars averaged 49 mph it means that, that is the number that most cars have around the same speed of

The answer is B) you conclude that the average speed of all cars on this road is close to 49mph

x= 149. 24+7=31. 180-31=149

your welcome

[tex]What is the value of x? enter your answer in the box. x =[/tex]

the answer is 99.

Similar Solved Works

6 answers

Do you wanna build a snowman

Do you wanna build a snowman...
4 answers

Brainliestme : ) a chemist is designing an experiment to investigate the effect of temperature on the rate of a chemical

Brainliestme : ) a chemist is designing an experiment to investigate the effect of temperature on the rate of a chemical change. suggest a suitable hypothesis for the experiment. also, list the dependent, independent, and controlled variables that can exist in such an investigation....
4 answers

Lana Is putting lace trim around the border of a circular table cloth. The tablecloth has a diameter of 1.2 meters. To the nearest

Lana Is putting lace trim around the border of a circular table cloth. The tablecloth has a diameter of 1.2 meters. To the nearest meter, what is the least amount of lace she needs? Use 3.14 for pi...
3 answers

One argument of those who supported the gold standard system in the united states was that the gold

One argument of those who supported the gold standard system in the united states was that the gold standard...
3 answers

The number with fewer digits is smaller than the number with more digits true or false

The number with fewer digits is smaller than the number with more digits true or false...
3 answers

Josie cubed her sister's current age, subtracted 11, and named that value x . If Josie's sister will be 10 in six years, what is the

Josie cubed her sister's current age, subtracted 11, and named that value x . If Josie's sister will be 10 in six years, what is the value of x ? A. 75 B. 1 C. 5 D. 53...
3 answers

Using your calculator, find the amount of money accumulated if you invested $65,000 at 7.3% interest

Using your calculator, find the amount of money accumulated if you invested $65,000 at 7.3% interest for 10 years compounded quarterly....
2 answers

Write a descriptive paragraph (5-7 sentences) that demonstrates your understanding of the terms cause

Write a descriptive paragraph (5-7 sentences) that demonstrates your understanding of the terms cause of death, mechanism of death, and manner of death. Underline or highlight each term. Provide an example Include a determination of which aspect—cause, mechanism, or manner—most often requires d...
4 answers

How I do this I need an actual answer and a explanation

How I do this I need an actual answer and a explanation [tex]How I do this I need an actual answer and a explanation[/tex]...
4 answers

Tom has just taken over as the boss for widget production at your company. The widgets are produced on a moving assembly line,

Tom has just taken over as the boss for widget production at your company. The widgets are produced on a moving assembly line, and everyone on the line has a very specific job to perform. However, Tom has noticed that many of the workers are not happy and wants to make some changes to improve the qu...
4 answers

PLEASE I NEED THIS NOW. JAVA CODE FOR EDHESIVEWrite a method that takes a RegularPolygon as a parameter, sets its number of sides to a random integer

PLEASE I NEED THIS NOW. JAVA CODE FOR EDHESIVE Write a method that takes a RegularPolygon as a parameter, sets its number of sides to a random integer between 10 and 20 inclusive, and sets its side length to a random decimal number greater than or equal to 5 and less than 12. Use Math. random() to ...
10 answers

What caused the breakdown of the reservation system?

What caused the breakdown of the reservation system?...
3 answers

If you have 20 dollars and a taxi costs 5 dollars and it's 2.50 dollars for every mile then how many miles can you pay for

If you have 20 dollars and a taxi costs 5 dollars and it's 2.50 dollars for every mile then how many miles can you pay for...
1 answer

The manager of a crew that installs carpeting has tracked the crew’s output over the past several weeks, obtaining these figures:

The manager of a crew that installs carpeting has tracked the crew’s output over the past several weeks, obtaining these figures: Week Crew Size Yards Installed 1 4 96 2 3 72 3 4 92 4 2 50 5 3 69 6 2 52 Compute the labor productivity for each of the weeks. On the basis of your calculations, what c...
9 answers

Radio listeners were asked to call in and pick their two favorite rodents

Radio listeners were asked to call in and pick their two favorite rodents...
4 answers

In which ways might an A/V technician need to be flexible? (Select all that apply). willingness to keep

In which ways might an A/V technician need to be flexible? (Select all that apply). willingness to keep learning willingness to work without compensation willingness to learn new languages willingness to work with difficult team members...
2 answers

Atest for the level of potassium in the blood is not perfectly precise. moreover, the actual level of

Atest for the level of potassium in the blood is not perfectly precise. moreover, the actual level of potassium in a person's blood varies slightly from day to day. suppose that repeated measurements for the same person on different days vary normally with sigma equals 0.02. a) julie's potassium le...
3 answers

What is the control of the experiment?

What is the control of the experiment?...
7 answers

What was one religious reform established by TutankhamunABCD

What was one religious reform established by Tutankhamun A B C D...
4 answers

Spread this b4 its deleted funny trump vs biden fight

Spread this b4 its deleted funny trump vs biden fight...

-- 0.014014--