Ask question

Ask question

All categories

konstantin123 [22]

3 years ago

10

suppose you have a mean standardized score of 1500 points with a standard deviation of 150 points. this data is normally distrib

uted. what is the z-score of 1750 points? 0.75 1.5 1.54 1.67

1 answer:

sesenic [268]3 years ago

6 0

(1750-1500)/150 = 1.67 --> D

You might be interested in

Of the four choices given, which two, when written as a system, have a solution of (–4, 5)? the options and A), B), C), and D) a

Oksi-84 [34.3K]

Yes it sure is A! Even though I’m not answering the question I’m sorry but I’m going by what the person before me just said so I believe them! Hope this helps!

7 0

2 years ago

(2^8 x 3^−5 x 6^0)−2 x 3 to the power of negative 2 over 2 to the power of 3, whole to the power of 4 x 2^28

Veronika [31]

$(2^8\cdot3^{-5}\cdot6^0)^{-2}\cdot\left(\dfrac{3^{-2}}{2^3}\right)^4\cdot2^{28}\\\\=(2^8)^{-2}\cdot(3^{-5})^{-2}\cdot1^{-2}\cdot\dfrac{(3^{-2})^4}{(2^3)^4}\cdot2^{28}\\\\=2^{-16}\cdot3^{10}\cdot\dfrac{3^{-8}}{2^{12}}\cdot2^{28}\\\\=2^{-16}\cdot2^{28}\cdot2^{-12}\cdot3^{10}\cdot3^{-8}\\\\=2^{-16+28+(-12)}\cdot3^{10+(-8)}\\\\=2^0\cdot3^2=1\cdot9=\boxed{9}\\\\Used:\\\\(a\cdot b)^n=a^n\cdot b^n\\\\(a^n)^m=a^{n\cdot m}\\\\a^n\cdot a^m=a^{n+m}\\\\a^{-n}=\dfrac{1}{a^n}$

4 0

4 years ago

Read 2 more answers

Find the ratio of x to y if 7/x = 5/y. Help me!!!!

MakcuM [25]

7/x = 5/y
Can be changed to:
5x = 7y
So, x = (7/5)y and
y = (5/7)x

6 0

3 years ago

The grade 10 class is going to bake muffins. The recipe that they are going to use requires the following ingredients: RECIPE ✓2

Svet_ta [14]

The conversion of 2 liters into millimeters from the information regarding the muffins is 2000ml.

<h3>How to convert?</h3>

From the information, we are told to convert 2 litres into ml. This will be:

= 1000 × 2

= 2000ml

The number of eggs that will be bought to make 500 muffins will be:

= 500 × 2

= 1000 eggs.

Learn more about conversion on:

brainly.com/question/97386

#SPJ1

4 0

2 years ago

Convert .667 into a fraction

Inga [223]

$0.\underbrace{667}_{3}=\dfrac{667}{1\underbrace{000}_{3}}$

3 0

3 years ago