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denpristay [2]
3 years ago
9

What is the ratio for 310 heartbeats per 5 minutes

Mathematics
1 answer:
ch4aika [34]3 years ago
6 0
62 heart beats per minute or 1:62
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A fish and game warden captures and tags 66 deer in a local forest. A month later he captures 1oo deer and finds that 17 of them
NemiM [27]
Should be A. 149
100-17=83
83+66=149
4 0
4 years ago
If two samples are selected from the same population, under what circumstances will the two samples have exactly the same t stat
WARRIOR [948]

If two samples are selected from the same population, the two samples have exactly the same t statistics if the samples are same size and have the same variance and mean

The t-statistic is the ratio of the departure of the estimated value of a parameter from its hypothesized value to its standard error.

Variance is the expectation of the squared deviation of a random variable from its population mean or sample mean.

Mean is the average of the given numbers and is calculated by dividing the sum of given numbers by the total number of numbers

Hence, If two samples are selected from the same population, the two samples have exactly the same t statistics if the samples are same size and have the same variance and mean

Learn more about t-statistic here

brainly.com/question/15236063

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4 0
2 years ago
In order for an airline to cancel a flight, there needs to be over 6 inches of snow on the ground. Suppose we want to do a test
Lunna [17]

Answer:

Step-by-step explanation:

From the given question.

We can write the null hypothesis & the alternative hypothesis as:

Null hypothesis:

\mathbf{H_o: \mu \leq 6}

Alternative hypothesis:

\mathbf{H_{a}:\mu >6}

From above, let's think about the type I error we could make and the type II error we could make.

<u>Type I error:</u>

The type I error at the null hypothesis showcases that the snow level is at 6 inches or below 6 inches, but we falsely concluded that the snow level is high above sea level.

<u>Type II error:</u>

Here, the snow level is literally above 6 inches, hence, we failed to conclude that the snow level is above 6 inches.

Thus, the consequences of the above analysis showcase that type II error has higher severe consequences because it may result in a situation that may endanger the passengers' safety.

5 0
3 years ago
What is the surface area?<br><br> 5 ft<br> 5 ft<br> 5 ft<br> cube
Paul [167]

Answer:

125

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
A list of 5 steps Cecile used to factor 16 x squared minus 9. Analyze Cecile’s work. Is it correct? No, adding in 0x keeps an eq
suter [353]

The Cecile factored the polynomial correctly by factor 16 x squared minus 9 using the X-method of factorization.

<h3>What is factor of polynomial?</h3>

Factor of a polynomial is the terms in linear form, which are when multiplied together, give the original polynomial equation as result.

The given polynomial expression is,

f(x)=16x^6-9

Now, Cecile add 0x as,

f(x)=16x^6+0x-9

Now, here the product of 16 and 9 is 144. Therefore, the factors must have the product of 144 and sum of 0. Thus, by using the split the factor method as,

f(x)=16x^6+12x-12x-9\\f(x)=4x^3(4x^3+3)+(-3)(4x^3+3)\\f(x)=(4x^3+3)(4x^3-3)

Thus, the Cecile factored the polynomial correctly by factor 16 x squared minus 9 using the X-method of factorization.

Learn more about factor of polynomial here;

brainly.com/question/24380382

5 0
2 years ago
Read 2 more answers
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