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
Keith_Richards [23]
3 years ago
14

A courier service advertises that its average delivery time is less than six hours for local deliveries. A random sample of size

10 of the amount of time this courier takes to deliver packages to an address across town was taken. The true standard deviation is not known. A hypothesis test will be run to determine if there is sufficient evidence to support the courier's advertised claim. What case is best
Mathematics
1 answer:
Diano4ka-milaya [45]3 years ago
3 0

Answer, Step-by-step explanation:

According to the exercise, we evaluate the delivery time of a courier company and we will hypothesize the best case with a sample size of 10, which is:

Small sample T test for single mean

The hypothesis that we will develop will be the following:

null hypothesis = mu> = 6

hypothesis alternativa: <6

You might be interested in
 For the equation 2n - 3 = 7
Stells [14]

Answer:

The variable is n

The coefficient is 2

And the solution to n is 10.

Step-by-step explanation:

The number in the equation is the variable. The coefficient is the number before the variable. And a number next to a letter means you multiply. So 2*5=10 10-3=7

5 0
3 years ago
Read 2 more answers
Janet’s gross pay is $750, from which $31is deducted for OASDI, $10 for Medicare, and $14 for income tax. What is her net pay?
denpristay [2]

Answer:

Net pay = $695

Step-by-step explanation:

To find her net pay, we take the gross pay and minus the deductions

Net pay = 750 - 31 - 10 - 14

Net pay = 695

5 0
3 years ago
Consider the expression 63+81. How can you use the distributive property and the GCF to find an equivalent expression? Explain h
Ganezh [65]

Answer:

9(7+9)

Step-by-step explanation:

The greatest common factor in this situation is 9 so you could factor out 9 and get 9(7+9) you can check this answer by multiplying both numbers by the number on the outside of the parenthesis.

hope this helps mark brainliest please

5 0
3 years ago
Express 400cm as a decimal of 4km
postnew [5]

400cm = 0.004km.

Perhaps there is something else your question meant, but it is way to unspecific.

6 0
2 years ago
¿cuál es mediana?.<br>......<br><br>.<br>​
leva [86]

En estadística y teoría de la probabilidad, la mediana es el valor que separa la mitad superior de la mitad inferior de una muestra de datos, una población o una distribución de probabilidad. Para un conjunto de datos, se puede considerar como un valor "medio".Espero que esto te ayude. ¡Dios bendiga!

3 0
3 years ago
Other questions:
  • You have 1 case of soap bars and there are 150 bars in a case. You use 300 bars of soap per day. How many cases do you need to o
    10·2 answers
  • Please math help and please show work!
    13·1 answer
  • When a rectangular pyramid is cut at an angle the cross section is a triangle. True or false
    13·1 answer
  • 6. Find mZ1.<br> (1 point
    13·1 answer
  • A teacher student committee consisting of 4 people is to be formed from 5 teachers and 20 students. Find the probability that th
    12·1 answer
  • Please help me surface area of square pyramid.
    13·1 answer
  • Container A is cylinder with a radius of 10 units and a height of 10 units. A right cone has been carved from its base and has a
    7·1 answer
  • Simplify the expression below 12 divided by (2+1)
    11·1 answer
  • A jewelry store offers its own brand of customizable charm bracelets. You are able to choose from 9
    15·1 answer
  • Can someone please help me with the answer
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!