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
Answer the question bye 11:15 please please please
Ad libitum [116K]

Answer:

1. 210 m³

2. 320 in³

3. 189 m³

4. 150 cm³

5. 576 ft³

6. 240 m³

7. 220 cm²

8. 150 ft²

9. 132 in²

10. 592 m²

Step-by-step explanation:

Volume = l × w × h

Area = 2 (wl + hl + hw)

Volume is always cubed.(³)

Area is always squared (²)

Plug it in.

3 0
3 years ago
The cereal box shown below is a rectangular prism. Find the surface area of the cereal box. \text{ cm}^2 cm 2 start text, space,
kogti [31]

Answer:

1070 cm.

Step-by-step explanation:

Its correct for Khan Academy:)

3 0
3 years ago
Read 2 more answers
Lins father is paying for a 20 dollar meal. He has a 15% - off coupon for the meal. After the discount, a 7% sales tax is applie
fredd [130]
Answer 18.19

20x0.85=17
17x(1.07)=18.19
8 0
2 years ago
Find the slope of the line segment shown.<br> A) -1/2<br><br> B -1<br><br> C 1/3<br><br> D 1
Rama09 [41]
The slope is 1 :) because it’s moving 1 square up and over (rise over run)
3 0
2 years ago
Read 2 more answers
What is the volume of the cone
deff fn [24]
292 is teh answer ______
6 0
3 years ago
Read 2 more answers
Other questions:
  • Can someone help me with this problem?
    7·1 answer
  • Determine ƒ(–a) where ƒ(x) = x2– 6x and simplify.
    9·1 answer
  • Which expression does not belong with the other three? Explain your reasoning. −58−34 −34+58 −58+(−34) −34−58 This expression eq
    13·1 answer
  • Let g(x)= -x^2+4x+4. Find g(p). g(p)=_____
    8·1 answer
  • Pleaseee help will give most branliest answer if correct
    9·1 answer
  • 1) f(x)=(x - 3)(x - 5)
    8·1 answer
  • Lf 60% of a number is 90, what is it number? a)30 b)54 c)150 d)180​
    7·1 answer
  • The table and the graph below each show a different relationship between the same two variables, x and y.
    9·2 answers
  • A student borrows a total of $5400 in student loan from two lenders. Bank One charges 4.3% simple
    9·1 answer
  • After doing some work in the house, Bob and Carol want to put a concrete patio on the side of the house to keep people from trac
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!