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Eva8 [605]
3 years ago
5

A physics test is normally distributed. The class average was 79.3, and the standard deviation was 7.5. What percent of students

scored between a 68 and 86.8?
Mathematics
1 answer:
Bezzdna [24]3 years ago
5 0

Answer:97.275% or 97.5%

Step-by-step explanation:

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guys i have a question me and my girlfriend are still in love but we live in to different zones of louisiana.I want to suprise h
notka56 [123]

Answer:

this is my opinion so

Step-by-step explanation:

Well congrats : and suprise her with stuff she likes , Flowers, candy,cloths but her favorites of each thing. honestly anything she will still like it either way :) i hope i helpee

3 0
3 years ago
A specific type of dwarfism is a genetically inherited recessive trait. based upon this pedigree. What is the probability that m
blondinia [14]

The probability of an event that has two possible outcomes is 1/2

<h3>What is Probability?</h3>

This refers to the likelihood of an event occurring and this can be found by calculating using a mathematical model.

It should be noted that your question is incomplete so I gave you a general overview to help you get a better understanding of the concept.

Read more about probability here:

brainly.com/question/24756209

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4 0
1 year ago
Jeremy measured the room to be 10 feet long and 4.5 feet wide. He plans to purchase carpet for the entire room. The carpet cost
Andreyy89

Answer:

$205.73

Step-by-step explanation:

First we find the square area,

multiply 10 by 4.5 and we get 45

we convert feet to meters by dividing it by 3.281

45/3.281=13.71533

we the multiply 13.71533 by 15 to get the total price

we get 205.72996 and round it to 205.72

5 0
3 years ago
How do you write this quadratic equation using substitution
Arlecino [84]

Answer:

u^2 +7u -8=0  where u = 3x+2

Step-by-step explanation:

(3x+2)^2 + 7(3x+2) - 8=0

Let 3x+2 = u

u^2 +7u -8=0

7 0
3 years ago
Read 2 more answers
At Glenridge High School, 20 percent of the
Makovka662 [10]

Answer:

40 percent

Step-by-step explanation:

60 - 20 = 40

Reasoning: The amount of seniors that attended was 20 percent, so 60 (total students) percent minus 20 percent is equal to 40 percent.

Hope this helps!

3 0
3 years ago
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