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
Schach [20]
3 years ago
13

An air-conditioning repair technician claims to complete 67% of repairs in under an hour. A random sample of 31

Mathematics
1 answer:
igomit [66]3 years ago
4 0

Answer:

No, the difference between the sample result and what is expected is not extreme enough. The probability of it occurring by chance alone is not unlikely.

Step-by-step explanation:

Edge 2021

You might be interested in
What is 1430÷75 in fraction form
Vedmedyk [2.9K]
If you want just 1430/75 in fraction form then:

1430/75 = \frac{286}{15}  after you divide it by 5.

If you want the divided number in fraction form then:

1430/75 = 19.066... = 19 +  \frac{1}{15} =  \frac{286}{15}

both give the same answer so it doesn't matter.
8 0
3 years ago
Read 2 more answers
Round 527 to the nearest hundred
podryga [215]
500 because the 2 in the tens spot is less than five so therefore you keep the 5 in the hundreds spot the same
4 0
3 years ago
Someone please help me quick I've been stuck on this problem for 2 hours and my assignment is due at 10:30pm.
astraxan [27]

Answer:

419.5 ft of BX cable

step-by-step explanation:

12x8.5ft= 102 ft

7x18.5 ft= 129.5ft

24x 1.75ft= 42ft

12x 6.5ft=78 ft

2x 34.25= 68.5ft

Add all the answers and you get 419.5 ft

8 0
3 years ago
Can someone please help me
Aleks04 [339]
The answer is D. 60/100

In order to get the denominator from 5 to 100, you must multiple it by 20, meaning you also have to do that to the numerator. 3x20=60, therefore, the answer is 60/100
3 0
3 years ago
What is 1/4 of a 100 yard by 60 yard field
Tema [17]
Ok, im not going to answer it, but I'm gonna tell you what you need to do to get the answer, first, multiply 100 with 60, then take a quarter out, this is a very simple way to do it, and most people just overthink things.
8 0
3 years ago
Other questions:
  • Complete the inequality statement. 4 1/4___ 17/4
    5·1 answer
  • G = {(5, 3), (2, 3), (6, 4)}<br> G-1 is a function.<br> True<br> False
    10·1 answer
  • What is the answer to this 8-(-8)=
    8·2 answers
  • Solve for x.<br> -15x + 60 ≤ 105 AND 14x + 11 ≤ -31
    10·2 answers
  • You buy butter for $3.88 a pound.
    14·1 answer
  • Which expression is the factored form of -4.5n + 3​
    14·1 answer
  • What is the answer, what are the steps to solve this, and what do the parts of the equation represent?
    8·1 answer
  • Identify the graph of 5-i
    13·1 answer
  • Janet is a banker who works as a musician on the weekends. Here is part of her tax worksheet: wages from banking $38,295.47, wag
    9·1 answer
  • Can someone help me please
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!