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valentinak56 [21]
3 years ago
13

Richard bought a pair of shoes for $37.00, a tie for $22.00, and a new belt for $17.00. If the sales tax is 7.5%, how much sales

tax did Richard pay for these items?
Mathematics
1 answer:
nadezda [96]3 years ago
8 0

It seems to me, that if you were to add the price of all three items together, then multiply by 7.5%, you'd have the answer.  Remember that 7.5% = .075 ... in other words, that is the number you would multiply the sum of the items by.  Does that help?

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An outlier is a number much smaller or larger than the rest of the group of numbers. And outlier does not affect the median or the mode at all. It only affects the mean.
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3 years ago
In 2017 the Gallup poll surveyed 1021 adults in the United States and found that 57% supported a ban on smoking in public places
maria [59]

Answer:

Explained below.

Step-by-step explanation:

(a)

A population is the set of all the data that can be collected and from which a smaller set of data is drawn for further examination. A population may denote to a group of individuals, articles, trials or measurements. A population can thus be called as a collection of information regarding subjects combined together by a common characteristic.  

  • The population is adults in the United States.

A sample denotes a smaller, controllable form of a larger cluster. It is a subset comprising of the characteristics of a bigger population. Samples are used in statistical experiments when the population under consideration is too large for the test to include all the members.

  • The sample is the 021 adults surveyed.

(b)

A parameter is a valuable element of statistical analysis. It denotes the characteristics that are used to define a given population. It is used to define a particular attribute of the population. For instance, population mean, population standard deviation, population proportion and so on.

  • The parameter of interest is population proportion of adults in the United States who support smoking bans.

While making a statistical conclusion about the population under study, the parameter value is unknown. This is because it would not be possible to gather data from every single member of the population. So a sample is selected from the population to derive a conclusion about the parameter.

A statistic is the value of the characteristics that are computed using this sample. For instance, sample mean, sample standard deviation, sample proportion and so on.

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6 0
3 years ago
2. If the tangent to the circle + + y2 = 25 was drawn at the point (-3,4) then its slope would be
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Answer:

Step-by-step explanation:

3/4

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A pasta factory made 314.9 pounds of pasta in 4 minutes. How much pasta, on average, did the factory make each minute?
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I divided 4 divided by 314.9  and the answer is equals 78.725 per minute 
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4 years ago
SOMEONE, PLEASE HELP ME!!!! HURRY!!!
Alona [7]

Answer:

k    

Step-by-step explanation:

First of all, you dont tell me what to do. I didnt ask for your attitude sir.

Why dont U hurry up and keep your mouth shut!

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3 years ago
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