1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
just olya [345]
3 years ago
8

An automotive manufacturer has developed a new type of tire that the research team believes to increase fuel efficiency. The man

ufacturer wants to test if there is an increase in the mean gas mileage of mid-sized sedans that use the new type of tire, compared to 32 miles per gallon, the historic mean gas mileage of mid-sized sedans not using the new tires.
The automotive manufacturer should perform a _____________ hypothesis test to _____________.
Mathematics
1 answer:
Stolb23 [73]3 years ago
6 0

Answer:

One tailed

To conclude if there is an increase in the mean gas mileage due to new type of tire.

Step-by-step explanation:

We are given the following in the question:

The manufacture wants to compare increase in the mean gas mileage.

Population mean = 32 miles per gallon

Thus, the manufacture could carry a hypothesis test to compare mean.

A one tailed test (z-test or t-test) based on the information can be used to compare the increase in mean.

Thus,

The automotive manufacturer should perform a one tailed hypothesis test to conclude if there is an increase in the mean gas mileage due to new type of tire.

You might be interested in
Have many times does 246 go into 6
eduard
None. If you think about it, 246 is greater than 6, so how can fit 246 into 6? Think about it this way . . how many times can you fit an elephant into a garden hose? . . yeah . . you probably can't . . try reposting your question . . and try making more sense of it next time. :)
8 0
3 years ago
Read 2 more answers
If a box of Crackers contain six servings and has a total of 450 calories, find the number of calories per serving
almond37 [142]

Answer:

75

Step-by-step explanation:

450/6 = 75

mark me brainllest

7 0
3 years ago
On the first visit to the veterinarian's office, Cora's kitten weighed 550 grams. On the second visit, the kitten had gained 350
Paraphin [41]

Answer:

On first visit, weight =550 g

Weight gained on second visit= 350 g

Weight gained on third visit= 300 g

Present weight=550+350+300= 1200

Weight gained=1200-550=650

Percentage of weight increased

-------->650/550 × 100 = 118.18\%

So the kitten gained 118% weigh

Step-by-step explanation:

6 0
2 years ago
Read 2 more answers
Fifty six is what decimal part of 70
vodka [1.7K]
56 is a decimal part of 70. 56 = 4/5 = .8
5 0
3 years ago
Read 2 more answers
Which integer represents 8°c below 0?immersive reader (1 point)
Sunny_sXe [5.5K]

Answer: -8

Step-by-step explanation: negative numbers are below zero in this case its 8 below zero which the keyword is below which means less than negative integers are less than zero so its -8

7 0
2 years ago
Other questions:
  • pint sized portraits has 5 different backgrounds and 3 poses in which to photograph children. how many different pictures are th
    14·1 answer
  • Rajans school is having a raffle. The school sold raffle tickets with 3-digits. Each digit is either 1,2,or 3. The school also s
    13·1 answer
  • The first step is to use the property of equality to combine the constant terms.
    11·1 answer
  • Solve 6 1/8 ÷ 3 5/8 ( meaning six and one eighth divided by three and five eighths )
    15·1 answer
  • What is 9:21 equal to in rational form
    8·1 answer
  • HELP ASAP Four times the quotient of 3 and 4.
    8·1 answer
  • can someone please tell me how to do 2x=3y and 4x-3y=12 using substitution to solve the system of equations.
    14·1 answer
  • Max is going to eat either a slice of pie, an apple, or drink a cup of cider for a snack. He is also going to buy pumpkin or a h
    8·2 answers
  • the measures of two angles of a parallelogram are 120 and 40 find the other angles guys please answer urgent​
    14·1 answer
  • 35 + (45+ 25) = (35 +45) +25 which property is this
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!