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IceJOKER [234]
2 years ago
11

Consider random samples of size 50 from a population with proportion 0.35.

Mathematics
1 answer:
lisov135 [29]2 years ago
8 0

Answer:

The mean is  \mu_{\^ p } =  p = 0.35    

The standard error  is  SE = 0.06745

Step-by-step explanation:

From the question we are told that

   The sample size is  n =  50  

    The population proportion is p = 0.35

Generally given that the sample size is large enough , then the mean of the distribution is  mathematically represented as

          \mu_{\^ p } =  p = 0.35    

Generally the standard error of the distribution is mathematically represented as

        SE = \sqrt{\frac{p (1- p )}{n} }

=>     SE = \sqrt{\frac{0.35 (1-  0.35 )}{50} }

=>     SE = 0.06745

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Finding Distances from the Mean
jarptica [38.1K]

Answer:

x = 0.3, y = 5.3, z = 17.3

Step-by-step explanation:

Since given question is incomplete, so here is the complete table for the distance from the mean.

Temp (°F)                              29      38       45    31      50     58     62    

Distance from the mean    15.7    6.7       x    13.7      y     13.3       z

It's given that the mean of the data is 44.7

Since distance from the mean of a data is the absolute value of the difference of data and mean,

Therefore, distance from the mean of the data will be,

x = |44.7 - 45| = 0.3 (absolute value of the difference)

y = |44.7 - 50| = 5.3

z = |44.7 - 62| = 17.3

6 0
3 years ago
Jerome hiked three fourths of a mile in two thirds of an hour. How many miles can Jerome hike in one hour?
KatRina [158]

Answer: 1.125 miles

Step-by-step explanation:

2/3 hour___3/4 miles

1 hour___X= 1.125 miles

(1*3/4)/(2/3) = 1.125

7 0
3 years ago
Which table shows ordered pairs that satisfy the function y=x^2+1
ohaa [14]

Where is the table? You could potentiallysolve this by deconstructing the function.

3 0
2 years ago
What is 9× >270 using inequalities
swat32

Answer:

x > 30

Step-by-step explanation:

divide both sides by 9

this gets the x on one side by itself.

270/9 = 30

don't let the inequality mess with you

treat it like an equal sign and leave it the way it is.

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3 years ago
Automobile license plates in Massachusetts usually consist of three digits followed by three letters. The first digit is never z
Serga [27]

Answer:

1,58,18,400

Step-by-step explanation:

1st digit can have the values 1-9 (9 distinct values)

2nd digit can have the values 0-9 (10 distinct values)

3rd digit can have the values 0-9 (10 distinct values)

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2nd letter can have the value A-Z (26 distinct values)

3rd letter can have the value A-Z (26 distinct values)

Total number of different plates possible = 9*10*10*26*26*26

=1,58,18,400

3 0
2 years ago
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