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Dmitry_Shevchenko [17]
3 years ago
13

Help I’m being timed !

Mathematics
1 answer:
exis [7]3 years ago
8 0
It has to be B is the one that has to ne correct
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HELP PLS ! :) The population of a certain animal species you are studying decreases at a rate of 3.5% per year. Only 80 of the a
Reika [66]
The function:f ( x ) = x * 0.965^twhere x is the initial amount and t is the number of the years80 = x * 0.965^380 = x  *  0.89632x = 80 : 0.89632 ≈ 89Answer:The initial amount of animals was 89.
3 0
3 years ago
When we reject the null hypothesis, we would expect the variance ratio, over the long run, to be:_________
FinnZ [79.3K]

Answer:

Cuando rechazamos la hipótesis nula, esperaríamos que la razón de varianza, a largo plazo, sea: <u>mayor al valor crítico.</u>

Step-by-step explanation:

5 0
3 years ago
A poll shows that 41% of voters in a city favor of a $0.01 tax increase. If 25 voters are selected at random, what is the probab
DanielleElmas [232]

Answer:

2.6% (Approx)

Step-by-step explanation:

Given:

Number of favor voter = 41% = 0.41

Random selected voters = 25

Exact favor voter = 15

Find:

Probability that exactly 15  will in favor.

Computation:

Number of non-favor voter = 1 - 0.41 = 0.59

Given question is a combination problem.

⇒ ²⁵C₁₅ × 0.41¹⁵ × 0.59¹⁰ =  

⇒ 0.02598130

= 2.6% (Approx)

8 0
3 years ago
Without using a calculator, choose the statement that best describes the value of
castortr0y [4]

Answer:

8

Step-by-step explanation:

i would say in between 8&9 bc the square root of 8 is 36 and 9 is 81 and that's right in the middle

4 0
3 years ago
Read 2 more answers
Need help on this please help
kupik [55]
4. 0.2618
5. 1.222
6. 5.236
8 0
3 years ago
Read 2 more answers
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