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
charle [14.2K]
3 years ago
10

The IQ test is designed such that the scores on it are normally distributed with a mean of 100 and a standard deviation of 15. I

f
a person can score two standard deviations above the mean, then they are considered gifted. What score does a person need
in order to be classified as gifted?
Mathematics
1 answer:
kozerog [31]3 years ago
5 0

Answer:

130

Step-by-step explanation:

A standard deviation is 15, so 2 standard deviation is 30, 2 standard deviations above 100 is 100+30=130

You might be interested in
I need to know the answer
Natalija [7]
320 because you added the two numbers to get the total.
7 0
3 years ago
A miner has 3 kilograms of gold dust. She needs to share it evenly with four partners. How much gold should each of the five peo
djverab [1.8K]
600 g

Explanation:
Since 1 kilogram =1000 grams
Therefore 3 grams= 3000 grams
Now divide it with 5 partners
3000 divided by 5=600 grams

Each person will get 600 grams of gold dust
6 0
3 years ago
At 8:00 am yesterday, the temperature was 11°C. By noon, it was 3º warmer. By
morpeh [17]

Answer:

It would be 5 degrees hope this helped

6 0
3 years ago
A collector has 120 movie posters and 100 band posters she wants to sell 24 movie posters but still have her poster collection m
Ahat [919]

Answer:

They should sell 20 band posters.

Step-by-step explanation:

24 is 1/5 of 120 so we must find what 1/5 of 100 is.

it is 20.

5 0
4 years ago
A cube is packed with decorative pebbles. If the cube has a side length of 6 inches, and each pebble weighs on average 0.5 lb pe
Rudik [331]
The volume of the cube is 6*6*6 (in cubed)=216 (in cubed).

    in 1 cubic inch, there is 0.5 lb of weight

so in 216 cubic inch, there are 216*0.5 lb = 108 lbs of weight  

Answer: 108 lbs
8 0
3 years ago
Read 2 more answers
Other questions:
  • I need help with 1-3 i don’t understand that problems and its already over due
    11·1 answer
  • Sketch the regions enclosed by the given curves. Decide whether to integrate with respect to x or y. Draw a typical approximatin
    8·1 answer
  • 9 3/5 times 3 1/2 equals
    11·1 answer
  • Is 2x-4=2x-7 infinite no solution or one solution
    8·1 answer
  • When a certificate of deposit savings account is taken out of the account and placed in another certificate
    13·1 answer
  • There are 144 microscopes in boxes at a school. each box has 24 microscopes which equation could be used to find b, the number o
    13·1 answer
  • Graph the line with slope 3 passing through the point (4,-5)
    8·1 answer
  • How many solutions does –10m − 3 = –3 − 10m have
    14·2 answers
  • (1 point)
    7·1 answer
  • Find the value of each variable in the parallelogram.
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!