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damaskus [11]
3 years ago
15

Which of the following is NOT a requirement of testing a claim about two population means when 1 and 2 are unknown and not assum

ed to be​ equal? Choose the correct answer below. A. The two samples are dependent. B. Both samples are simple random samples. C. Either the two sample sizes are large ​(30 and ​30) or both samples come from populations having normal​ distributions, or both of these conditions are satisfied. D. The two samples are independent.
Mathematics
1 answer:
andrey2020 [161]3 years ago
7 0

Answer:

The correct answer is D because they are unknown

Step-by-step explanation:

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Isaiah writes an expression with 5 terms. All 5 terms are like terms. How
Goshia [24]

Answer:

1

Step-by-step explanation:

Since all 5 terms are like terms they can all be combined into 1 term. For example, 3x + 8x + 5x + 4x + 19x = ?. Since they all have the term x they can be combined into 39x. That leaves 1 term.

3 0
3 years ago
Function : y=4 sin(3x)-2
STatiana [176]
So the 4 represents the amplitude of the function. We can also see that because it is a positive number, the graph is even. ⁽⁽The number before the graph type (Sin or Cos) always represents the amplitude. The amplitude is how many units the graph travels up and down from the midline. 
The -2 is the midline. This means that the midline is at -2 on the Y-axis. To find the max and min, you then add the amplitude to find the maximum, and subtract to find the minimum. [-6. 2]
To find the period, you divide 2π by the term in front of x. In this case, it's 3, so we do 2π/3. This cannot be simplified further, but in degrees this equals 120°. This means that, with the question asking for 2 full cycles, that the graph will go through 2 full cycles in 240°

Hope this helps, sorry i couldn't sketch the graph for you
4 0
3 years ago
6=m/8 what does m equal
sp2606 [1]

Answer:

m = 48

Step-by-step explanation:

6=m/8

Multiply each side by 8

6*8 = m/8 *8

48 = m

8 0
3 years ago
Read 2 more answers
Which number is not a rational number?
Valentin [98]
Rational is a number that can be expressed as a ratio of two in tegers where denominator is not equal to 0 is called a rational number.
4 0
3 years ago
Angle A and B are supplementary. Angle a has a measure of 80. What is the measure of angle B? The measure of angle B is
ololo11 [35]
Well when two angles are supplementary they equal 180.
So if angle A is 80 degrees then that would mean that angle B equals 100 degrees. 


Hope This Helped :) 



4 0
3 years ago
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