2 years ago

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

1 answer:

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

Three consecutive odd intergers have a sum of 27. find the integers

Misha Larkins [42]

Solve for x:
x + (x + 2) + (x + 4) = 27
3x + 6 = 27
3x = 27 - 6
3x = 21
3x / 3 = 21 / 3
x = 7
The integers:
x + (x + 2) + (x + 4) = 27
7 + (7 + 2) + (7 + 4) = 27
7 + 9 + 11 = 27
27 = 27

The integers are 7, 9 , 11

6 0

2 years ago

How to show my work for2+[4+(5x6)]

Setler [38]

Step-by-step explanation:

2+[4+(5*6)]

2+[4+30]

2+34

7 0

2 years ago

A four pack of batteries cost 5.16 at this price what is the cost of

Genrish500 [490]

Answer:

1.29 for 1 pack

Step-by-step explanation:

5.16/4=1.29

7 0

3 years ago

Simplify 15.6 divided by negative 3. . (5 points)

worty [1.4K]

Answer: -5.2

Step-by-step explanation:

8 0

2 years ago

Read 2 more answers

NEED HELP! ITS DUE NOW!

Rasek [7]

Answer:

oi bruv

Step-by-step explanation:

4 0

2 years ago