05/15/21

Standard normal distrubution
For a standard normal distribution, find:P(z > c) = 0.5519
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05/15/21

Given the points A(2,4) and B(5,8), find the coordinates of the point P on the directed line segment AB that partitions it in the ratio of 1:2
Please show how, thank you.
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05/14/21

Find the slopes of the lines containing the following. (If an answer is undefined, enter UNDEFINED.) a) (3, −4) and (5, 6) b) (1, −1) and (6, −6) c) (0, c) and (d, 0)
Find the slopes of the lines containing the following. (If an answer is undefined, enter UNDEFINED.)a) (3, −4) and (5, 6)b) (1, −1) and (6, −6)c) (0, c) and (d, 0)
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05/14/21

Find the p-value accurate to 4 decimal places.
You are conducting a study to see if the proportion of voters who prefer Candidate A is significantly different from 44%. With H1 : p ≠ 44% you obtain a test statistic of z=3.294. Find the p-value... more
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05/14/21

Is it always possible to draw either a line of best fit or a curve of best fit for a scatter plot? Please explain.
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05/14/21

The probability of contamination in batch 1 of a drug (event A) is 0.16, and the probability of contamination in batch 2 of the drug (event B) is 0.09.

The probability of contamination in batch 2, given that there was a contamination in batch 1, is 0.12. Given this information, which statement is true?A. Events A and B are independent... more
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05/14/21

Find an equation of the line described. Leave the solution in the form Ax + By = C. The line is the perpendicular bisector of the line segment that joins (2, 7) and (6, −1).  
Find an equation of the line described. Leave the solution in the form Ax + By = C.The line is the perpendicular bisector of the line segment that joins (2, 7) and (6, −1). 
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05/14/21

In what range would you expect to find the middle 68% of most pregnancies?
The lengths of pregnancies in a small rural village are normally distributed with a mean of 260 days and a standard deviation of 15 days.In what range would you expect to find the middle 68% of... more
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05/14/21

Of “was” and “were.”
While I’m no grammar aficionado, I rarely use Wikipedia as a source for anything, and questionable grammar is one reason of many.Would you please tell me which is correct?”Stillwater was a... more
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05/14/21

Statistical Inference

In statistical inference, which of the following is NOT considered a random variable?I. 𝑥̅1-𝑥̅2II. μ1–μ2III. 𝑥IV. 𝑥̅V. 𝜇a. II, IIIb. I, II, V c. II, Vd. I, IV, V
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05/13/21

Question down below!!! Thank you for your time!!!
The equation of a circle is given by (x + 3)2 + (y + 1)2 = 4. Write the new equation of the circle if it is transformed 2 units to the left and 3 units down, then dilated by a scale factor of... more
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05/13/21

How many different license plates begin with 2 letters followed by 4 digits then followed by 1 more letter? Assume no letters or digits are repeated.

Answer ChoicesA)175,760,000B)26! x 10!C)720,000D)78,624,000Please use step by step explanation
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05/13/21

Draw the line described. with x-intercept −8 and with m = 0.5
Draw the line described.with x-intercept −8 and with m = 0.5
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05/13/21

Sally is traveling from city A to city C by way of city B. There are 4 flights from A to B and 6 flights from B to C. How many different routes are possible?
Answer ChoicesA)10B)12C)24D)15Please provide explanations step by step
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05/13/21

algebra 1 semester 1
What number should be added to both sides of the equation to complete the square? x2 – 10x = 7
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05/13/21

What is 4x – 5y + 7z – 10xyz?
a) trinomialb) monomialc) 4 term polynomiald) binomial
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05/13/21

9a^6 + 3a^5 - 4a^4 - 3a^2 +9
a) what is the degree?b) what is the leading coefficient? c) what is the constant?
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05/13/21

Find the distance between each given line and a point not on the line. Write your answers in exact form and as a decimal number rounded to the nearest hundredth.
1. 2x – 5y = 10, (0, –6)2. 8x – 4y = 12, (–5, 8)
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05/12/21

Q; In a family with two children, determine the probability distribution for the number of girls.
In a family with two children, determine the probability distribution for the number of girls.Form this into a chart with, x and P(x).Please provide a good explanation if you can, thanks.
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05/12/21

< A and <B are complementary angles. If <A is 5 times the measure of <B, what is the measure of <A?
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05/12/21

Find an equation of the line described. Leave the solution in the form Ax + By = C. The line has slope m = − 4/5 and contains (0, 8).
Find an equation of the line described. Leave the solution in the form Ax + By = C. The line has slope m = − 4/5 and contains (0, 8).
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05/12/21

Consider the following equation. −9x + 27y = −180
Consider the following equation.−9x + 27y = −180Use division to write an equation of the form Ax + By = C that is equivalent to the one provided. Write the given equation in the form y = mx + b.
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05/12/21

John buys a pizza that has a 14-inch diameter and is cut into 12 congruent slices.

John buys a pizza that has a 14-inch diameter and is cut into 12 congruent slices. What is the length of the outer edge of any one slice of pizza , in inches? A- 7/6piB- 14/5piC-5/2piD-6/7pi
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05/12/21

Q; Classify the random variables as discrete or continuous & explain why please!
Classify the random variables as discrete or continuous & explain why please!a) The number of transactions made by a salesperson.b) A person’s age.c) The dollar amount made by a salesperson.d)... more
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05/12/21

If you would like to limit the margin of error of your 95% confidence interval to 25 points, how many students should you sample?
SAT scores are distributed with a mean of 1,500 and a standard deviation of 300. You are interested in estimating the average SAT score of first year students at your college. If you would like to... more
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