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
The grocery store parking lot will hold 100 vehicles. 2/5 of the parking spaces are for cars. When you went to buy groceries, th
olga_2 [115]

Answer: 175.

Step-by-step explanation:

Since, Let there could be total number of vehicle parked = x

And, According to the question, 2/5 of the parking spaces are for cars.

Therefore, Number of cars are 2x/5

But, there were 200 car parked.

So 2x/5 = 200 ⇒x=500

That is, 500 vehicle can be parked in the parking lot.

And, Again from the question, The parking lot was 3/4 full.

The total vehicle that parked = 3/4 of 500 = 375

Therefore total number of buses= The total vehicle that parked - the total number of car that parked = 375-200=175.


7 0
4 years ago
Y intercept of y=(x+2)2-1
k0ka [10]

Answer:

It is -1.

Step-by-step explanation:

To start off y=mx+b is the formula for this type of problem. y and x are variables, m is the slope, and b is the y-intercept. Since you need to identify the y-intercept, all you need to do is look at the end of the equation to find the y-intercept. In this case it is -1, since -1 is b.

Hope that helps!

5 0
3 years ago
Read 2 more answers
The net change in temperature from Neptune to Mars is
azamat
We know that the average temperature surface in neptune is :  - 210 degree Celsius
Thee average temperature surface in mars is : -85 degree Celsius

The net change would be an increase in 125 degree celsius<span />
4 0
3 years ago
I need help on my math watch and it is due tomorrow 2
ololo11 [35]

Answer:

Step-by-step explanation:

A) -2    -1    0    1     2

    6,    1,    0,   3    10

b)The orange curve

6 0
3 years ago
Under what conditions do we solve a verbal problem using a system of linear equations
shusha [124]

Answer:

draw a graph and plot the points to make it linear

Step-by-step explanation:

6 0
2 years ago
Other questions:
  • The expression 2d gives the grade that a student receives for d correct answers. What is the score for 10 correct answers?
    5·1 answer
  • What is 3/4 of 16? Can you show an example?
    13·1 answer
  • Mrs.mayuko paid $40.68 for 3 kg of shrimp. whats the cost of kilogram of shrimp?
    11·2 answers
  • What is the approximate distance from Chicago to New York City? Use a proportional relationship to solve the problem. Show your
    7·2 answers
  • PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!!
    13·2 answers
  • It takes 12 hours for a single hose to fill a large vat. When a second hose is added, the vat can be filled in 4 hours.
    11·2 answers
  • Solve the quadratic equation by the square root property<br> 6x2=54
    5·1 answer
  • Need help FASTTTTTTTTTTTTTTTTTTTT you get the brainiest
    5·2 answers
  • At Taco Bell, I made a large purchase of 13 items that cost a total of $28.17. If Chicken Burritos cost $1.89 each and a Cheesy
    11·1 answer
  • The body of a person who weighs 50 kilograms contains around 2 × 102 grams of sodium chloride. How much sodium chloride is conta
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!