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Vera_Pavlovna [14]
3 years ago
12

A training company provides classroom and online instruction to hundreds of people per month. As part of their training program

a satisfaction survey is conducted at the end of each course. The training company believes there might be a change in its satisfaction rates. During the prior calendar year their satisfaction rate was 94.2%. Over the past 6 months the number of satisfied responses was 824 out of 892 surveys. Use the information provided to perform a 1 sample proportion test to determine if there is a difference between the current satisfaction rate and the prior year.

Mathematics
1 answer:
Lynna [10]3 years ago
3 0

Answer:

According to the sample data, we can claim that the current satisfaction rate is different from last year's.

Step-by-step explanation:

The explanation is in the picture.

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Sean is taking drivers ed. And the instructor asked him to stay within 2 miles of the posted speed limits. The current speed lim
Aleonysh [2.5K]

Answer:

{x| 43 ≤ x ≤ 47} where x = Sean's speed (in mph)

Step-by-step explanation:

Sean is taking driver's ed. The instructor asked him to stay within 2 miles of the posted speed limits. The current speed limit is 45 mph.

So, the maximum speed which Sean can reach is, (45 + 2) mph

                                                                                   =47 mph

and,  the minimum speed which Sean can reach is, (45 - 2) mph

                                                                                   =43 mph

so, {x| 43 ≤ x ≤ 47} where x = Sean's speed (in mph)

3 0
3 years ago
The graph of a function contains the points (1,3) and (2,5) which statement is correct?
polet [3.4K]
C, since replacing the X and Y of both points with the ones from the equation make correct statements
6 0
3 years ago
What is 1x1? please help me lol
Ksju [112]

Answer:

1

Step-by-step explanation:

1 times anything is itself

you're welcome

7 0
3 years ago
Read 2 more answers
Please help!
postnew [5]
Lets solve the equation first:
<span> 0.5 – |x – 12| = –0.25
</span>= 1/2 - |x - 12| = -1/4
= 2 - 4<span>|x - 12| = -1
= 4|x - 12| = 3
= |x - 12| = 0.75
positive case, x >= 12
x - 12 = 0.75
x = 12.75
negative case, x < 12
x - 12 = -0.75
x = 11.25
So those are the two solutions.
These apply:
</span>1.) The equation will have no solutions.
2.) A good first step for solving the equation is to subtract 0.5 from both sides of the equation.
<span>3.) A good first step for solving the equation is to split it into a positive case and a negative case.
</span><span>5.) The negative case of this equation is x – 12 = –0.75.</span>
7 0
3 years ago
Read 2 more answers
Car travels 177 milies in 3 hours at a constant speed. Which unit ratio represents the speed of the car?
sp2606 [1]

Answer:

59 miles per hour

Step-by-step explanation:

6 0
2 years ago
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