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IgorLugansk [536]
3 years ago
10

A biologist is studying rainbow trout that live in a certain river and she estimates their mean length to be 529 millimeters. As

sume that the lengths of these
rainbow trout are normally distributed, with a standard deviation of 70 millimeters.
Use this table or the ALEKS calculator to find the percentage of rainbow trout in the river that are longer than 487 millimeters. For your intermediate
computations, use four or more decimal places. Give your final answer to two decimal places (for example 98.23%).
Ok
Mathematics
1 answer:
vredina [299]3 years ago
7 0

Answer:

See the book it will definitely help you

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Write an equation perpendicular to x-3y=3 passes through (5,-9)
kherson [118]
3y=x-3
y=1/3x-1
Perpendicular slope: -3
y=-3x+b
Plug in the coordinates in the equation:
-9=-3(5)+b
-9=-15+b
4=b
Equation: y=-3x+4
Also, when finding the perpendicular slope you take the reciprocal of the original slope and make it negative if it is positive and make it positive if it’s negative.
8 0
3 years ago
Does 14 and 10 have the same factor
iVinArrow [24]

Answer:

Yes

Step-by-step explanation:greatest common factor (GCF) of 10 and 14 is 2. We will now calculate the prime factors of 10 and 14, then find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10 and 14.

4 0
3 years ago
Evaluate 1 3/7-(2/3+5/7)​
Artyom0805 [142]

Answer:

13/7 - (14/21 + 15/21)

Step-by-step explanation:

= 13/7 - ( 29/21)

= 39/21 - 29/21 = 10/21 = 0.47

7 0
3 years ago
Read 2 more answers
PLEASE HELP ME I BEG YOU
mylen [45]
The slope intercept form for a line is y = mx + b.
                                                                 ↑      <span>↑

m is the slope of the line or how steep it is. b is where the line runs into the y axis at one point. x and y are the values you plug in when you have a specific point you want to use (x, y).

For the first picture, you can see that the line "intercepts" or collides with the y axis at 1. Thus we know the b value.

To find the slope, you just pick 2 points on the line and plug them into a little equation (try to memorize this equation, it helps to find slope):

m = (y</span>₂ - y₁)/(x₂ - x₁)

The two points we'll use are (1, 0) and (0, 1) since x goes through both of
those points.                          ↑  ↑           ↑  ↑
                                              x₁ y₁        x₂ y<span>₂

m = (1 - 0)/(0 - 1)

m = 1 / -1

m = -1

This makes sense - since the slope is going downward, the slope is negative.

So the equation is:

y = -x + 1

____________________________________________________________

For the second problem, We  can see the line intercepts the y-axis at -5. That is our b value.

The the slope of this line is 0 since it is not going up or down, so that is our m value:

y = 0(x) - 5 = -5

The equation of the line is y = -5</span>
8 0
4 years ago
The populations of deer and wild boars on an island in the Pacific Ocean were recorded over c period
miss Akunina [59]

Answer:

Wild boar, Sus scrofa, is an extant wild ancestor of the domestic pig as an agro-economically important mammal. Wild boar has a worldwide distribution with its geographic origin in Southeast Asia, but genetic diversity and genetic structure of wild boar in East Asia are poorly understood. To characterize the pattern and amount of genetic variation and population structure of wild boar in East Asia, we genotyped and analyzed microsatellite loci for a total of 238 wild boar specimens from ten locations across six countries in East and Southeast Asia.

Step-by-step explanation: i hope this work please rate the brainlest

4 0
4 years ago
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