3 years ago

For any approximately normal distribution, how can we find the relative frequency of the scores?

1 answer:

7 0

We can, transform the raw scores to z-scores and use the standard normal curve to find the relative frequency of the scores.

I hope this helped!

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You (or your parents) were purchasing a used car. Which interests rate do you use?

Marina CMI [18]

New secured 4.5 is the best option

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3 years ago

8x = -6 please answer!!

Nikolay [14]

Answer:-3/4

Step-by-step explanation:

Get the x by itself by dividing both sides by 8 then reduce -6/8. When you reduce you get -3/4

4 0

3 years ago

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Triangle MNP is similar to triangle QRS. Which sides have the same slope?

lilavasa [31]

Answer:

The corresponding sides have the same slope so the answer is QR and MN, SR and PN and MP and QS. Hope this helps!

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3 years ago

Maria deposited 1200 in savings account for 5 years. The

fredd [130]

Answer:

compound interest would be,

1495.91

and simple interest would be,

1470

Step-by-step explanation:

compound interest would look like,

1200 x 1.045 x 1.045 x 1.045 x 1.045 x 1.045

and simple interest would look like,

1200 x 0.045 = 54 = 4.5%

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6 0

2 years ago

...............what is (9x^2-3)^6

Lelu [443]

Step 1. Factor out the common term $3$

$(3(3 x^{2}-1)^{6}$

Step 2. Use Multiplication Distributive Property: $(xy)^{a} = x^{a} y^{a}$

 $3^{6}(3 x^{2}-1)^{6}$

Step 3. Simplify $3^{6}$ to $729$

$729(3 x^{2}-1)^{6}$

Done!

8 0

3 years ago