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
Svet_ta [14]
2 years ago
12

A simple random sample of size 30 is drawn from a population of size 200. if the population mean is 57 and the population standa

rd deviation is 6, what is the standard error of the mean?
Mathematics
1 answer:
DaniilM [7]2 years ago
6 0

Answer:

1.0954.

Step-by-step explanation:

Standard error  =  std dev / √n

=  6 / √30

= 1.0954.

You might be interested in
What is the value of this expression when x = -1 and y = 2? <br><br>4x³y²
Musya8 [376]
Substituting in you get 4(-1)^3 * (2)^2. -1 cubed is -1 and 2 squared is 4. So you get -4*4 = -16 as your answer.
4 0
3 years ago
A baseball manager has 11 players of the same ability. How many 9 player starting lineups can he
Lana71 [14]

Answer:

55

Step-by-step explanation:

Combination will be used here as teams are a group.

So using combination:

<em>No. of combination of 'n' things taken 'r' at a time</em>

<em>\limits^n {C} \,_r= \frac{n!}{r! (n-r)!}</em>

here n = 11 ,

r = 9

11<em>C</em>9 <em>=  \frac{11!}{9! (11-9)!} = \frac{11!}{9! (2!)}</em>

11<em>C</em>9<em> =</em><em> 55</em>

<em>Which are the possible 9 player starting lineups</em>

4 0
3 years ago
Identify the slope of the given line.<br><br> y=x-5
laiz [17]

Answer:

m is the slope and b is the y-intercept. Therefore, for the equation y=x+5 , the slope is 1 , and the y-intercept is 5

Step-by-step explanation:

7 0
3 years ago
Which of the following could be the lengths of the sides of a 30-60-90 triangle?
zimovet [89]

Answer: D. 15 square root with 3 inside

Step-by-step explanation:

Just try it

7 0
3 years ago
Graph y = (x - 1) 2 + 2. Click on the graph until the graph of y = (x - 1) 2 + 2 appears.
strojnjashka [21]
The vertex at (1,2) and from there use this to make the graph.

over 1, up 1. over 2 up 4, over 3 up 9. and if you know its right side, you know its left side too.
6 0
3 years ago
Read 2 more answers
Other questions:
  • The course for the frog hopping race is 59 inches long. Max's frog has jumped 2 feet and 3 inches. How much further does Max's f
    12·1 answer
  • The Martinez family is having their swimming pool filled with water by a professional company. A tanker truck can fill the pool
    15·1 answer
  • four friends went scuba diving today.ali dove 70 feet, tim went down 50 ft, carl dove 65 feet, and brenda reached 48 feet below
    9·1 answer
  • Select the correct answer.<br><br>Which shape is similar to shape I?<br><br>​
    5·1 answer
  • How do you solve this equation <br> 4(2x-6)
    9·2 answers
  • Valarie used a laser to measure the average thickness of a human hair which is 0.0032 meters thick. A grain of sand is 0.0024 me
    7·2 answers
  • Free Melly- Yuh or Naw-.
    8·2 answers
  • Write the equation of the line with the given slope and y-intercept
    6·1 answer
  • Any luck with this question ??
    10·1 answer
  • WILL MARK BRAINLIEST! Kody’s alarm rings every 11 minutes, and his dad calls upstairs every 15 minutes to wake him up. But Kody
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!