MATHEMATICS MIDDLE SCHOOL

(Khan Academy) in the file below.

Answers

Answer 1

Answer: Work is attached. :D

Answer 2

Answer:

Answer:

Hint Box

Step-by-step explanation:

Simple techinique! Go to the orange box that says "use a hint." Since Khan Academy is stupid, the hints give you the answer! This question is technology to me instead of mathematics.

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There is a traffic light at the intersection of Main Street and Durham Avenue. The traffic light on Main Street follows a cycle. It is green for 30 seconds, yellow for 5 seconds, and red for 25 seconds. As you travel along Main and approach the intersection, what is the probability that the first color you see is green?
Mode for 86.4 87.2,95.7,96.4,88.1,94.9,98.5,94.8

What does P(B/A) represent?

Answers

Answer:

Choice D

Step-by-step explanation:

probability of B given A

given you win the first race, you win the second race

Answer: The correct option is

(D) The probability that you win the second race given that you win the first race.

Step-by-step explanation: We are given the following two events :

A : You win the first race

B : You win the second race.

We are given to select the statement that represents P(B\A).

We know that

for any two events R and Q, the probability P(Q\R) represents the probability of happening of event Q given that the event R has already happened.

Therefore, for the given two events A and B,

the probability P(B\A) represents the probability that you win the second race given that you win the first race.

Thus, (D) is the correct option.

PLEASE HELP IM FAILING MATH CUZ,I TRUSTED PPL ON HERE THAT WERE WRONG

Answers

The point-slope form:

$y-y_1=m(x-x_1)\n\nm=(y_2-y_1)/(x_2-x_1)$

Let's take two point of the graph (look at the picture)

(2, -2) and (0, 1).

Substitute:

$m=(1-(-2))/(0-2)=(3)/(-2)=-(3)/(2)\n\ny-(-2)=-(3)/(2)(x-2)\n\n\boxed{y+2=-(3)/(2)(x-2)}$

The data set represents the number of eggs produced by a small group of chickens each day for ten days: 7, 7, 7, 7, 7, 8, 8, 8, 8, 9. Select all the values that could represent the typical number of eggs produced in a day. A: 7.5 eggs B: 7.6 eggs C: 7.7 eggs D: 8 eggs E: 9 eggs

Answers

Answer:

Step-by-step explanation:

So, you are trying to find the mean or average of this situation. First, Add your numbers together:

7+7+7+7+7+8+8+8+8+9

This equals:

Then, divide 76 by the amount of numbers you have, which is 10

76 Divided by 10 equals 7.6

So you answer would be: B, 7.6 Eggs

Hope this helps! :)

Final answer:

The typical number of eggs produced in a day, represented by figures such as the median and mean, would be 7.5 and 8 based on the given data set.

Explanation:

In this Mathematics problem, we're dealing with determining the typical number of eggs produced by a group of chickens. The typical value in statistics is often represented by the median, mode, or mean. Let's find each of these values for the provided data.

Median: The median is the middle value in a data set. Looking at our data (7, 7, 7, 7, 7, 8, 8, 8, 8, 9), which is already arranged in ascending order, we see that there are 10 data points. Thus, the median will be the average of the 5th and 6th data points which is also (7+8)/2 = 7.5.
Mode: The mode is the number that appears most frequently in a data set. In our set, the number '7' and '8' both appears the most, five times and four times respectively.
Mean: The mean (or average) is found by summing all the data points and dividing by the total number of data points. Our sum is 75 and there are 10 data points, so the mean would be 75/10 = 7.5.

Therefore, the potential 'typical' number of eggs produced in a day given the options would be 7.5 and 8 eggs.

Learn more about Typical Number of Eggs here:

brainly.com/question/32219124

#SPJ2

On the TV show, The Biggest Loser, the winner is the person who lost the largest percentage of his/her weight. Three contestants, Courtney, Patrick, and Antone have all lost weight on the show. At the start of the season Courtney weighed 270 pounds, Patrick weighed 387 pounds, and Antone weighed 447 pounds. If, at the end of the season, Courtney weighed 176 pounds, Patrick weighed 296, and Antone weighed 298 pounds, which one of them would win the “Biggest Loser” contest?