Math Homework Answers & Questions

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  • Waiting for answer na

    A standardized test was given to a set of high school juniors and the distribution of the data is bell shaped.  The mean score is 800 and the standard deviation is 120. 5.  Between which two scores did 95% of the students score? 6.  To qualify for a special summer camp for accelerated students, a...

  • Answered sets

    {×:2×+3=15}

  • Waiting for answer mgmt 3100 hw 1 post#2

    Estimate the standard deviation of the process. What is the Cp if the specifications are 28.0 + 0.1 pounds? look at attched to undertand what i mean thanks

  • Answered 56.80×16.25

    56.80×16.25

  • Answered express in terms of tanx only

    sin^4x+cos^4x sin^4x-cos^4x

  • Waiting for answer Math Response Question

    How is the decimal expansion of an irrational number different from that of a rational number? Provide an example of an irrational number, integer, whole number, and natural number. What are some ways that you could use these types of numbers in the real world?

  • Answered Find the zeroes of polnomial x²+5x+6?

    Find the zeroes of polynomial x²+5x+6

  • Waiting for answer MathLab

    http://www.pearsonmylabandmastering.com/northamerica/  I need it by 5 today. Go to Assingments, and 4-2 needs to be completed. 

  • Waiting for answer Dice probability

    kim and Laura take turns to throw two six-sided fair dice. Kim throws first. The winner is the one who throws a total score of eight on a single throw. Show that P(Kim wins)=36/67.

  • Answered P is directly proportional to Q. When P is 5, Q i...

    P is directly proportional to Q. When P is 5, Q is 15. If P is 7, what is Q? If Q is 10, what is P? 

  • Waiting for answer kimwoods21

    Conducting a z-Test A researcher predicts that watching a film on institutionalization will change students’ attitudes about chronically mentally ill patients. The researcher randomly selects a class of 36 students, shows them the film, and gives them a questionnaire about their attitudes. The mean...

  • Waiting for answer kimwoods11

    Research Design Questions Suppose you are a researcher who wants to evaluate which type of course-delivery format (online, blended, or face-to-face) leads to the best performance in a psychological statistics class. In a paper, identify the following: What is your research question? (Please remembe...

  • Waiting for answer The math homework on MyStatLab

    There are 17 questions, and this is Elementary Statistics. If you can finish the problem, we'll shake hands.

  • Waiting for answer Kerion has a beaded necklace business. She can make 12 neckl...

    Kerion has a beaded necklace business. She can make 12 necklaces in 2 hours. How long will it take her to make 9 necklaces?

  • Waiting for answer MAT222: Intermediate Algebra-Solving Quadratic Equations

    In this discussion, you will solve quadratic equations by two main methods: factoring and using the quadratic formula. For the factoring problem, be sure you show all steps to the factoring and solving. Show a check of your solutions back into the original equation. For the quadratic formula problem...

  • Waiting for answer MAT222: Intermediate Algebra-Solving Quadratic Equations

    In this discussion, you will solve quadratic equations by two main methods: factoring and using the quadratic formula. For the factoring problem, be sure you show all steps to the factoring and solving. Show a check of your solutions back into the original equation. For the quadratic formula problem...

  • Answered H.O.T Problems

    32. REASONING. A leap year has 366 days and occurs in non century years that are divisible by 4. The extra day is added as February 29th. Determine whether each probability is 0 or  1. Explain your reasoning. A. P (there will be 29 days in February in 2032) B. P(there will be 29 days in February in...

  • Waiting for answer topics related to problem solving in maths

    investigating the problem field of Tringular pyramids

  • Waiting for answer "Confidence Intervals"

    Statistics class. Must be 250 words must cite work if applicable. "Confidence Intervals " The vast majority of the world uses a 95% confidence in building confidence intervals.  Give your opinion on why 95% confidence is so commonplace. Justify your response.

  • Waiting for answer Statistics

    Suppose that the percentage annual return you obtain when you invest a dollar in gold or the stock market is dependent on the general state of the national economy as indicated below. For example, the probability that the economy will be in "boom" state is 0.15. In this case, if you invest in the st...

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