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Artist 52 [7]
3 years ago
10

Consider the students in your statistics class as the population and suppose they are seated in four rows of 10 students each. T

o select a sample, you toss a coin. If it comes up heads, you use the 20 students sitting in the first two rows as your sample. If it comes up tails, you use the 20 students sitting in the last two rows as your sample.(a) Does every student have an equal chance of being selected for the sample? Explain.(b) Is it possible to include students sitting in row 3 with student sitting in row 2 in your sample? Is your sample a simple random sample? Explain.(c) Describe a process you could use to get a simple random sample of size 20 from a class of size 40.
Mathematics
1 answer:
Pie3 years ago
3 0

Answer: A. student have an equal

Step-by-step explanation:

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52/10 Convert to mixed numbers
dolphi86 [110]

Answer:

5 \times \frac{2}{10}

Step-by-step explanation:

The number of times 10 can go in 52 will be the whole number

5 \times \frac{?}{?}

10 will go in 52 5times which will be 50 remainder two.The remainder will be the numerator

5 \times \frac{2}{?}

The denominator will be the original denominator (the number below)

5 \times \frac{2}{10}

5 0
2 years ago
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Plz, help!!!! :[ <br> I don't know the answer<br> look at the pic
otez555 [7]

Answer:

174 in²

Step-by-step explanation:

(A1)= 9(5)= 45 in²

(A2)= 3(5)=15 in²

(A3)= 3(5)=15 in²

(A4)= 9(3)= 27 in²

(A5)= 9(5)= 45 in²

(A6)= 9(3)= 27 in²

(totalA)= 45+15+15+27+45+27= 174 in²

6 0
3 years ago
What is the slope of the line that passes through (10,0) and is parallel to y = (1/2)x + 3?
faltersainse [42]
Y=1/2x+c
0=1/2 (10)+c
0=5+c
c=-5

the equation is y=1/2x+5
the slope is the same since these two lines are parallel
4 0
3 years ago
1.4 has 2 significant digits as a result of which rule? a. All nonzero numbers are significant. b. Zeros between nonzero digits
marishachu [46]

Answer:

All non zero digits count in significant digits.

(a) is correct option.

Step-by-step explanation:

Given that,

1.4 has 2 significant digits.

We know that,

Significant digits :

All non zero digits count in significant digits.

All zero which is present in between two significant digits it is also significant.

Leading zero is not count as significant.

Trailing zero is count as significant.

We need to find 1.4 has 2 significant digits as a result of which rule

Using given rules

1.4 has 2 significant digits it is follows the rule of all non zero digits count in significant digits.

Hence, All non zero digits count in significant digits.

(a) is correct option.

6 0
3 years ago
140/96 into a mixed number
FinnZ [79.3K]
Simplify 140/96 into 35/24 since they have the common factor 4. Then convert it to 1 whole and 11/24
3 0
3 years ago
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