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
Rasek [7]
3 years ago
6

Given a mean of 61.2 and a standard deviation of 21.4, what is the z-score of the value 45 rounded to the nearest tenth?0.8−0.90

.9−0.8
Mathematics
1 answer:
kherson [118]3 years ago
6 0

Given: Mean μ = 61.2 and standard deviation σ =21.4

The Z score of the value x=45 is given by

Z = \frac{x - mean}{standard deviation}

Z = \frac{45 - 61.2 }{21.4}

Z = \frac{-16.2}{21.4}

Z = -0.757

The z-score value for 45 rounded to nearest tenth is -0.8

You might be interested in
What is -3x + 3y = 6 in slope form
Misha Larkins [42]

Answer:

y=x+3

Step-by-step explanation:

brainleist pls

8 0
3 years ago
Read 2 more answers
When 6 is added to 4 times a number the result is 50 . what is the number​
Andre45 [30]
11 is the answer


hope this helps
3 0
3 years ago
Read 2 more answers
Hlep me pls daddddddddddddddddddddddddddddddddy
SashulF [63]

Answer:

The equation would be 2(n+3)-6. So A.

Step-by-step explanation:

It is asking you to subtract first and you cannot do that without  parentheses.

3 0
3 years ago
Read 2 more answers
True or false the reciprocal of 5 is 1/5<br>シ​
rodikova [14]

Answer:

True

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Aaron works as a bar attendant and receives $11 per hour. On Saturday he works for five hours at normal time and three hours ove
scoundrel [369]

Answer:

so his total pay for Saturday would be $104.50

Step-by-step explanation:

He works 5 hours at $11  per hour which gets a total of 55$

He also works 3 hours of overtime where he gets payed 1.5x pay

11 x 1.5 = 16.5 (10x1.5 = 15 1x1.5 = 1.5)

so he gets $16.5 per hour for 3 hours which = 49.5$

49.5 + 55 = $104.50

5 0
3 years ago
Other questions:
  • What is 1/10 the value of the digit 3 in 1,439.2
    13·2 answers
  • Arionna claims that since there are 3 feet in a yard, there are 9 cubic feet in a cubic yard. Which statement about her claim is
    10·2 answers
  • Somebody helpl pls what is the approximate area
    10·1 answer
  • .
    5·2 answers
  • Ludwig takes a job at a large bakery chain. After he is hired, he mentions that he practices a particular religion. The manager
    15·1 answer
  • Use the numbers to complete the subtraction problem(1,2,3,4,5,6). The ■ represents the missing numbers. 6454 - 299■ =■■■9.
    15·1 answer
  • I need help Find the product.<br> 45 × 40
    13·2 answers
  • A spherical water tank holds 12,000 ft^3 of water. What is the diameter of the tank? Hint: V = pi/6 d^3
    5·2 answers
  • Help!!
    7·1 answer
  • If cscØ=8/7, which equation represents cotØ?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!