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
Evgesh-ka [11]
2 years ago
14

Mark earned a 64 on his last science quiz. If Mark’s z-score was -2.8 and the standard deviation was 10, find the mean grade on

the quiz.
Mathematics
1 answer:
docker41 [41]2 years ago
8 0

Answer:

he score is 2.15 standard deviations above the mean.

Step-by-step explanation:

You might be interested in
Maya has 8 and 1/10 of cake. She gives 2 and 9/10 of the cake to her friend Alyssa. How much cake does Maya have left.
Sever21 [200]
5 and 1/5 of cake because the difference of 8 and 1/10 and 2 and 9/10 is 5 and 2/10 or 5 and 1/5
5 0
3 years ago
2×+3=24 whats does the x stands for<br>​
Alekssandra [29.7K]
The picture shows the answer

3 0
2 years ago
How many fifths must be added to 6/10 to make a whole​
horrorfan [7]

Answer:

2/5

Step-by-step explanation:

10/10 = 1 Whole

You need 4/10 to get 1 whole

4/10 is equivalent to 2/5 because when you divide the numerator and denominator by 2 you the 2/5.

6 0
3 years ago
Pls open first to answer correctly get brainlist
KengaRu [80]

Answer:

C AND D

Step-by-step explanation:

it is a rational and real number

5 0
3 years ago
Read 2 more answers
Which is greater 1/3 or 3/8
morpeh [17]
1/3 and 3/8
First, you would need to find the lowest common multiple.
It would be 24.
Change both fractions to fractions with a denominator of 24
1/3*8=8/24
3/8*3=9/24
You can see that 9 is greater that 8. Therefore 3/8 is greater.
7 0
3 years ago
Read 2 more answers
Other questions:
  • What is the answer ?? Need help plis
    11·2 answers
  • Find the value of the variables leave answer in simplest radical form
    12·2 answers
  • you have $85 in your bank acount. each week you plan to deposit $8 from your allowance and $15 from ypur paycheck. the equation
    12·2 answers
  • What does 50 tens equal
    10·1 answer
  • Find the quotient.<br> 36s^3t-26st<br> -----------------<br> -2st<br> Enter the correct answer.
    6·1 answer
  • A white tailed deer can sprint at speeds up to 30 miles per hour. American bison can run at speeds up to 3,520 feet per minute.
    15·1 answer
  • Find the midpoint of the line segment with the endpoints (10,2) and (-6,-6)
    12·2 answers
  • ANoThEr qUeStiOn tO bRiNg mY GrAdEs uP // Ill mark brainliest c:
    14·2 answers
  • Area of a trapezium:1/2 3 (x+8)cm^{2] <br> what is the answer
    5·1 answer
  • Function g is defined by g(x)=3(x+8) what is the value of g(12)
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!