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Anna71 [15]
2 years ago
12

( 7.

Mathematics
1 answer:
MissTica2 years ago
3 0
Michelles salad

for michelles salad, each person would get 1/2 of a tomato. in caleys salad, she would need 4 people for everything to be served 1/2 of a tomato. because shes serving 5 people, each person gets less than 1/2 of a tomato. therefore michelles salad serves more people
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Need help fast with my work
Mademuasel [1]

Answer:

-25

Step-by-step explanation:

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3 years ago
Which is smaller half of 36 or one seventh of 42
lyudmila [28]
1/7 of 42 is smaller. 47/7= 6 < 18 = 36/2
4 0
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Why is 1/8 greater than 1/10 but less than 1/3
Eddi Din [679]
Because in '1/8', there are 8 whole number but one shaded and in '1/10', there are 10 whole number and one shaded. as you see in the picture, the smaller the denominator is(when it goes up), the more bigger it is than those below. So 1/8 is greater than 1/10. but 1/8 is smaller than 1/3, because remember:
*The more you go down(or the higher the denominator is), the more you are making the fraction into more smaller pieces.

8 0
3 years ago
Use the point-slope equation to identify the slope and the coordinates of a point
ioda

Answer:

see explanation

Step-by-step explanation:

The equation of a line in point- slope form is

y - b = m(x - a)

where m is the slope and (a, b) a point on the line

y - 4 = \frac{1}{2}(x - 1) ← is in point- slope form

with slope m = \frac{1}{2}

and (a, b) = (1, 4 ) ← point on the line

7 0
3 years ago
Read 2 more answers
A sample of blood pressure measurements is taken for a group of​ adults, and those values​ (mm Hg) are listed below. The values
Slav-nsk [51]

Answer:

Systolic on right

\hat{CV} =\frac{18.68}{127.5}=0.147

Systolic on left

\hat{CV} =\frac{12.65}{74.2}=0.170

So for this case we have more variation for the data of systolic on left compared to the data systolic on right but the difference is not big since 0.170-0.147 = 0.023.

Step-by-step explanation:

Assuming the following data:

Systolic (#'s on right) Diastolic (#'s on left)

117; 80

126; 77

158; 76

96; 51

157; 90

122; 89

116; 60

134; 64

127; 72

122; 83

The coefficient of variation is defined as " a statistical measure of the dispersion of data points in a data series around the mean" and is defined as:

CV= \frac{\sigma}{\mu}

And the best estimator is \hat {CV} =\frac{s}{\bar x}

Systolic on right

We can calculate the mean and deviation with the following formulas:

[te]\bar x = \frac{\sum_{i=1}^n X_i}{n}[/tex]

s= \frac{\sum_{i=1}^n (x_i -\bar X)^2}{n-1}

For this case we have the following values:

\bar x = 127.5, s= 18.68

So then the coeffcient of variation is given by:

\hat{CV} =\frac{18.68}{127.5}=0.147

Systolic on left

For this case we have the following values:

\bar x = 74.2 s= 12.65

So then the coeffcient of variation is given by:

\hat{CV} =\frac{12.65}{74.2}=0.170

So for this case we have more variation for the data of systolic on left compared to the data systolic on right but the difference is not big since 0.170-0.147 = 0.023.

4 0
3 years ago
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