HELP. WHOEVER ANSWERS THIS QUESTION GETS ALL MY POINTS.

Mathematics

1 answer:

TEA [102]3 years ago

7 0

Answer:

Step-by-step explanation:

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a circle with radius of 9cm sits inside a circle with radius of 11cm. what is the area of the shaded region?

tatyana61 [14]

Answer:

125.6 cm²

Step-by-step explanation:

Area inside the bigger circle but outside the smaller circle:

3.14 × (11² - 9²)

3.14 × 40

125.6 cm²

3 0

3 years ago

2) Ten Percent of 27 is _ One Percent of 27 is Find 14% of 27.

geniusboy [140]

Step-by-step explanation:

10%of 27

$= \frac{10}{100} \times 27$

$= \frac{27}{10} = 2.7$

1% of 27

$= \frac{1}{100} \times 27 = 0.27$

$14\%of \: 27 = \frac{14}{100} \times 27 = 3.78$

8 0

3 years ago

Identify the level of measurement of the data, and explain what is wrong with the given calculation. In a survey, the favorite

Trava [24]

Answer:

The data are at the Nominal level of measurement.

The given calculation is wrong because average (mean) cannot be calculated for nominal level of measurement.

Step-by-step explanation:

The objective here is to Identify the level of measurement of the data, and explain what is wrong with the given calculation.

The data are at the Nominal level of measurement due to the fact that it portrays the qualitative levels of naming and representing different hierarchies from 100 basketball, 200 basketball, 300 football, 400 anything else

b) We are being informed that, the average (mean) is calculated for 597 respondents and the result is 256.1.

The given calculation is wrong because average (mean) cannot be calculated for nominal level of measurement. At nominal level this type of data set do not measure at all , it is not significant to compute their average (mean).

6 0

3 years ago

Can some one help me pleaseee

Effectus [21]

Answer:

Mean = $\frac{367}{7}$ = 52. 42