Ask question

Ask question

All categories

2 years ago

12

The average time between infection with the AIDS virus and developing AIDS has been estimated to be 8 years with a standard devi

ation of about 2 years. Approximately what fraction of people develop AIDS within 4 years of infection

1 answer:

Dahasolnce [82]2 years ago

3 0

Answer:

1/40

Step-by-step explanation:

You might be interested in

A random sample of 10 subjects have weights with a standard deviation of 9 8753 kg What is the variance of their weights? Be sur

hammer [34]

Answer: The variance of their weights = 9,752,155,009 kg.

Step-by-step explanation:

The variance is the square of the standard deviation . it measures the spread between data values in a data set.

So if standard deviation of 10 subjects = 98753 kg

Then, variance = $(9 8753 )^2\ kg=9,752,155,009\ kg$

Hence, the variance of their weights = 9,752,155,009 kg.

8 0

3 years ago

Ayúdeme es para mañana

artcher [175]

Ok this is impossible you speak spanish

6 0

3 years ago

Not sure if I got it right...I know it is one of the first 2.

e-lub [12.9K]

Answer:

Step-by-step explanation:

-6x^2 + x -3 + 2x + 4

________________________

x^2 + 9

-6x^2 + 3x + 1

__________

x^2 + 9

the solution is the first one

3 0

3 years ago

Read 2 more answers

What is the probability of rolling an odd number on a six sided die?

kow [346]

Answer:

50percent

Step-by-step explanation:

8 0

3 years ago

Read 2 more answers

Which value of x makes the two matrices inverses of each other?

den301095 [7]

Answer:

A: -2

Step-by-step explanation:

TOOK THE TEST

8 0

3 years ago