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Q: part c parked as wrong answer

A: Mean()=12Standard deviation()=4

Q: I don't understand the answer written in this format. Could someone please write the answer and…

A: Rewriting the solution

Q: 1. A crucial part of managing the spread of Covid-19 is testing people to see if they are infected…

A: a. The average infection rate can be calculated by dividing the confirmed cases of COVID-19…

Q: 1. Let (x) = x2 + 2. Then (*+h)-f(x) A) 2x + h 2xh+ h2+4 C) B) 1 D) None of the above

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Earthquake Depths Data Set 21 "Earthquakes" O in Appendix BO lists earthquake depths, and the…

A:

Q: Can you check and make sure this is correct? If not show me the answer and how it was done please

A: To find the correct option

Q: 3. The data in Table 7–7 were collected in an experiment designed to investigate the impact of…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Percentage

A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.

Algebraic Expressions

In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.

Numbers

Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.

Subtraction

Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.

Addition

Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.