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Salsk061 [2.6K]
3 years ago
13

A. In the standard normal and t distributions, the 95% confidence multiplier is equal to the ________ 1-sided critical value.

Mathematics
1 answer:
valkas [14]3 years ago
5 0

Answer:

a. 1.645 multiplier = 5% critical value

b. 95

Step-by-step explanation:

Note that in statistical analysis probability principles are often used. The critical value from the critical region indicates whether the statistician should reject or accept the null hypothesis.

Note that the confidence multiplier is a constant that shows the number of standard deviations in a normal curve; the  deviation standard<em> implies the measure of difference between the observed value of a variable and some another value.</em>

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Answer:

{18}

Step-by-step explanation:

\sqrt{(2 - 5) {}^{2}  + ( 2 - 5) {}^{2} }

=   \sqrt{( - 3) {}^{2} + ( - 3) {}^{2}  }

=  \sqrt{9 + 9}

=  \sqrt{18}

Answered by GAUTHMATH

7 0
3 years ago
The ratio of Boys to Girls at Sweet water Middle School is 5:4. If there are 50 boys on an academic team, how many girls are the
BigorU [14]

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40 girls

Step-by-step explanation:

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10*4=40

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8 0
4 years ago
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Vesnalui [34]

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Step-by-step explanation:

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6 0
3 years ago
1/1×3 + 1/3×5 + ... + 1/47×49 HELP PLZ
Natalka [10]

Answer:

  24/49

Step-by-step explanation:

Let's add the terms and see if there's a pattern

  \dfrac{1}{1\times 3}+\dfrac{1}{3\times 5}=\dfrac{5+1}{1\times 3\times 5}=\dfrac{2}{5}\quad\text{sum of 2 terms}\\\\\dfrac{2}{5}+\dfrac{1}{5\times 7}=\dfrac{14+1}{5\times7}=\dfrac{3}{7}\quad\text{sum of 3 terms}

Suppose we say the sum of n terms is (n/(2n+1)), the next term in the series will be 1/((2n+1)(2n+3)) and adding that to the presumed sum gives ...

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Then it appears the sum of n terms is (n/(2n+1)). So, the sum of 24 terms is ...

  S_{24}=\dfrac{24}{2\times24+1}=\boxed{\dfrac{24}{49}}

3 0
3 years ago
What is the median of the following data values? 108,102,43,100,22
PolarNik [594]

<u>Answer:</u> 100

<u>Reasoning:</u> The median is the "middle value" and to find it put the numbers in order from least to greatest.

22, 43, 100, 102, 108.

now take a number from both sides

43, 100, 102

Once again.

100

So 100 is the median.

6 0
3 years ago
Read 2 more answers
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