11. A random sample of 30 four-member families visiting Disneyworld was selected, and the average amount spent by these families on their Disneyworld visit was $825.75. The population standard deviation is $98.25. Find the 90% confidence interval for the true population mean. Express the interval endpoints to the nearest cent.

Q: 14. L1+ 2t- 3

A: Given The given expression is  Apply Laplace transform formula.

Q: Simplify (22/3.2*/3)

A: We have to simplify the given expression.

Q: 4 2. lim 8 g० ४-०

A: Given,          limv→2v2-4v3-8

Q: 7. Find 1-+- + 2:10 330

A:

Q: 7. Let ƒ(x) = 4x − 3, g(x) = x² + 4, h(x) = x + 5. Evaluate the following.

A: Given f(x) = 4x - 3 g( x ) = x2 + 4 h( x ) = x + 5

Q: What is j raise to 6+4j?

A: Find 6+4jj.

Q: Suppose that,to test the profitability of name changes in the more recent market (the past 5 years),…

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean…

Q: 2. 2.

A:

Q: あ。(12イ45 bt-ef e

A: 2x+53ax-53

Q: 3 3. tan ydy

A: Consider the given integral. I=∫π33π4tan8ydy First calculate the integral. I1=∫tan8ydy

Q: 6. 9 > x + 8

A: To solve the given inequality 9>x+8

Q: 2) Use linearization to approximate the value of 7.99 +(7.99)².

A:

Q: Which of the following is equal to C(300,40)

A: We can make it easier for you.

Q: 1 Select one: а. x - 1 1 1 In 2 x2 b. 1 2 In C. 4 In X 2 x2 d. In X 2 + C 2 x2

A:

Q: 4.25a - 7.5a + 5 + 3.2a

A:

Q: 6. (2m²n)* 1 Show Your Work

A:

Q: 2 4. Express 989 = 23 43 in the form x² + xy + 5y².

A: The given number is 989. The objective is to express the given number in the form of x2+xy+5y2.

Q: Let A = 2 0 and 1 -1 2 3. find A+(28)"

A: Given that A= 1201-12        and B=2-11103 find A+2BT

Q: - |xVx +1 dx

A:

Q: Enter the value of L- 1.27].

A: Floor value of x  is given as the greatest integer that is less than or equal to x

Q: If the Chi-square (x2) test statistic = 16, what decision would you make about your hypotheses? (…

A: The number of rows is 2 and the number of columns is 2.

Q: 7 (x+1)2 dx а. 11 x 2

A: Use the substitution method, to simplify the integral ∫x+172x112dx.…

Q: 3 (=-2)* 2. Show that - = 00,

A:

Q: 97 45. -x³dx +

A:

Q: 1 er +1

A: To determine:

Q: Simplify. [21 -28] 70 -35

A:

Q: 8 n (-2) n 3231 7zZ

A:

Q: 8 dp- 12 x" -1 Evaluate

A:

Q: The hospital readmission rate is often considered an indicator of an undesirable patient outcome.…

A: This is a cohort study. Because the team wants to evaluate the effectiveness of the measure, the…

Q: x3 f) x2+2x+1

A:

Q: 18.

A:

Q: Consider the following. y 10r (4, 9) 8 (0,7)

A: (a). Obtain the least squares equation: Given data represents the graph for the dependent variable…

Q: -4 (70 -1 1 7

A: Given,          70-1-417

Q: 2 x -dx 6. Jo 1-x

A:

Q: -3(r-4) 2 0

A: To plot the values of 'r' satisfies for,  -3(r - 4) ≥ 0 => the product is always greater that…

Q: 5a2 – 14.x + 6 d.x 13.) x3 -3x2

A:

Q: .72+40

A:

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.