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chubhunter [2.5K]
3 years ago
10

What’s a function in math

Mathematics
2 answers:
Norma-Jean [14]3 years ago
6 0

Answer:

A relation from a set of inputs to a set of possible outputs where each input is related to exactly one output

Step-by-step explanation:

Aleksandr-060686 [28]3 years ago
3 0

Answer:

See below.

Step-by-step explanation:

A function is a relation in which each input has only one output.

For example f(x) =  3x + 1  is a function. Whatever value of x you use the value of f(x) is only one value.

But the relation  y = √x is not a function because for example if x =  4 then x = 2 or -2   - two outputs for the same input.

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4 years ago
HELP PLEASE ! it keep saying its wrong ​
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Answer:

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Step-by-step explanation:

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3 years ago
Read 2 more answers
Identify the type I error and the type II error that corresponds to the given hypothesis. The proportion of people who write wit
SCORPION-xisa [38]

Answer:

Type I error is to Reject the claim that the proportion of people who write with their left hand is 0.29 when the proportion is actually 0.29.

Type II error is Fail to reject the claim that the proportion of people who write with their left hand is 0.29 when the proportion is different from 0.29.

Step-by-step explanation:

We are given the following hypothesis below;

Let p = <u><em>proportion of people who write with their left hand</em></u>

So, Null Hypothesis, H_0 : p = 0.22     {means that the proportion of people who write with their left hand is equal to 0.22}

Alternate Hypothesis, H_A : p \neq 0.22      {means that the proportion of people who write with their left hand is different from 0.22}

Now, Type I error states that we conclude that the null hypothesis is rejected when in fact the null hypothesis was actually true. Or in other words, it is the probability of rejecting a true hypothesis.

So, in our question; Type I error is to Reject the claim that the proportion of people who write with their left hand is 0.29 when the proportion is actually 0.29.

Type II error states that we conclude that the null hypothesis is accepted when in fact the null hypothesis was actually false. Or in other words, it is the probability of accepting a false hypothesis.

So, in our question; Type II error is Fail to reject the claim that the proportion of people who write with their left hand is 0.29 when the proportion is different from 0.29.

4 0
3 years ago
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lukranit [14]
The decimal of 2.1 is greater than 2.0 but less than 2.42
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3 years ago
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