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Ulleksa [173]
3 years ago
8

The test scores of five students for the first two tests of the semester are shown in the table below.

Mathematics
1 answer:
hodyreva [135]3 years ago
3 0
B might be the answer not to sure
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Simplify 7(A-6)<br> A-6<br> 7A-42<br> 7A-6
leva [86]

Answer:

7A - 42

Step-by-step explanation:

7(A-6)

Distribute

7*A - 7*6

7A - 42

6 0
3 years ago
10. Answer True or False for the following statements. If false, justify what would make the statement true. a. If the least-squ
Free_Kalibri [48]

Answer:

a) TRUE

b) FALSE

c)  FALSE

d) TRUE

e) FALSE

Step-by-step explanation:

a)

TRUE because the slope of the correlation line is 2  and this is the rate of change of y respect to x

b)

FALSE

The correlation coefficient r is always between -1 and 1, so it can never be greater than one

c)

FALSE

A student might expect that there is a positive correlation between the age of their laptop and its resale value only if after collecting a large enough sample of data that relates age of the student and price of resale of their laptop, he or she finds that there is a positive correlation coefficient r>0

d)

TRUE

If there is a positive correlation, then the greater the x, the greater the y

e)

FALSE

If there is no correlation between the independent and dependent variables, then the value of the correlation coefficient must be 0.

7 0
3 years ago
A farmer is building a fence to enclose a rectangular area against an existing wall, shown in the figure below.
Anvisha [2.4K]

Answer:

where is the figure?? thanks

6 0
2 years ago
Find the length of AC<br> Give your answer to 1 decimal place
Fantom [35]

We will use tangent here as we are finding the opposite with the adjacent given.

So we can simply just put this into a calculator:

tan(68°) × 7 cm = AC

tan(68°) × 7 cm = 17.3 cm

3 0
2 years ago
Read 2 more answers
Is this right and what's the answer for number 3?
Mumz [18]
That looks great! But say you chose number 2. You could say you organized it by multiplying single packs by the pieces of packs.
7 0
3 years ago
Read 2 more answers
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