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
adoni [48]
3 years ago
6

What is the z score associated with 75 percentile

Mathematics
1 answer:
ddd [48]3 years ago
6 0

Answer:

First, determine how many standard deviations above the mean one would have to be to be in the 75th percentile. This can be found by using a z table and finding the z associated with 0.75. The value of z is 0.674. Thus, one must be .674 standard deviations above the mean to be in the 75th percentile

You might be interested in
14. How many ways can 4 students sit in a row of 19 chairs for a photograph?
olga_2 [115]

Answer:

they can each sit on floor by lining equally some can move back for example the shortest ones can sit medium tall can stand and the largest people can stand in the very back

8 0
3 years ago
Gourmet Pretzels bakes soft pretzels on an assembly line. It currently bakes 800 pretzels each eight-hour shift. If the producti
Delvig [45]

Answer:

Change in productivity will be 50%

So option (b) will be correct option

Step-by-step explanation:

It is given that it takes 8 hour to bake 800 pretzels

And there is a shift of 8 hours

So hourly production = \frac{800}{8} =100

Now the production is increases to 1200

Now hourly production = \frac{1200}{8}=150

So change in productivity  = \frac{150-100}{100}=50 %

So option (b) will be correct answer

6 0
3 years ago
Given: 3x+7+2(4x+1) = 3(x-1) -4 prove: x=-2
denis23 [38]

Answer:

x = -2, proven below.

Step-by-step explanation:

3x + 7 + 2(4x+1) = 3(x-1) - 4

3x + 7 + 8x + 2 = 3x - 3 - 4

9 + 11x = 3x - 7

16 + 11x = 3x

16 = - 8x

-2 = x

7 0
3 years ago
3/8 + 4/8 = ? please help
maksim [4K]
The answer is going to be 7/8. hope that helped
4 0
3 years ago
Read 2 more answers
If Vector u=(5,-7) and v=(-11,3), 2v-6u=_____ and ||2v-6u||≈_____
victus00 [196]

<u>Part 1</u>: Correct.

<u>Part 2</u>

<u />\sqrt{(-52)^2 + 48^2} \approx 70.77

8 0
2 years ago
Other questions:
  • Simplify completely quantity 2 x squared plus 20 x plus 32 all over x squared minus 2 x minus 80
    15·2 answers
  • 2 1/3 - 1 1/3 PLEASE ANSWER MY HOMEWORK IS DUE IN 10 MINUTES
    10·1 answer
  • If parallelogram ABCD was reflected over the y-axis, reflected over the x-axis, and rotated 180°, where would point A' lie?
    5·1 answer
  • <img src="https://tex.z-dn.net/?f=%20%7B4%7D%5E%7B3%7D%20" id="TexFormula1" title=" {4}^{3} " alt=" {4}^{3} " align="absmiddle"
    11·2 answers
  • What’s the v? <br> Im stuck on this
    7·1 answer
  • Using a scale, Jamal found the mass of a rock to be 3000 grams. Kemen used a different scale and recorded a different mass for t
    15·1 answer
  • Factor completely. x2+4x−21
    9·1 answer
  • I need help finding the missing value to this equation<br><br> -4x - y = 24<br><br> (__, 8)
    13·1 answer
  • NEED HELP ASAP PLS DONT SKIP GIVING BRAINLIEST <br><br><br>.​
    9·1 answer
  • Will choose brainliest!
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!