Recent content by boredsatan

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    Probability and statistics question thread

    How do we know when to use pooled vs unpooled?? for hypothesis test
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    Probability and statistics question thread

    it means raised to for exam 2^3 means 2 raised raised to the power of 3, or you could also say 2 cubed
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    Probability and statistics question thread

    Can I please have some more help? For the following statement about a statistical survey, identify the following items (if possible). If you can’t tell, then say so – this often happens when we hear or read about a survey. A recent online poll conducted by an Australian newspaper of 1083...
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    Probability and statistics question thread

    Can I have help with this question please? 2.5 Weather forecasts are generally right, but not always. For a particular winter, the local forecast predicts rain for 35% of days and rain occurs on 38% of the days. For 25% of winter days, rain was forecast and rain does fall. Hint: Use a Venn...
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    Probability and statistics question thread

    Thanks 5uMath for helping me with 2.3 Can I please have help with questions 2.1 and 2.2? 2.1 For the following statement about a statistical survey, identify the following items (if possible). If you can’t tell, then say so – this often happens when we hear or read about a survey. A recent...
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    Probability and statistics question thread

    Can someone please reply?
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    Probability and statistics question thread

    Can I please have help with these questions? 2.1 For the following statement about a statistical survey, identify the following items (if possible). If you can’t tell, then say so – this often happens when we hear or read about a survey. A recent online poll conducted by an Australian newspaper...
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    Probability and statistics question thread

    So are you 100% sure that all the working out and answers of mine are correct? Thanks
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    Probability and statistics question thread

    Can someone please verify if my answers are correct for the below questions? People have one of four different blood types – O, A, B or AB. Suppose 49% of the population have blood type O, 38% have type A, 10% have type B and 3% have type AB. a) What is the probability that a randomly selected...
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    Does my overall subject result take into account passing the exam hurdle as well?

    For one of my subjects which had an exam hurdle of 50% i got 68% overall but don't know what i got in the exam, and don't know my assignment grades either. If I got over 50% overall but failed the exam hurdle would my grade show up differently?
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    VCE Maths questions help

    solve 2pi cos(((2pi x - 2pi))/(3) = 0 for 0<x<3 i'd first have to multiply the domain values by the coefficient of x, which is 2pi/3, and would I then need to subtract 2pi/3 form the domain values? Thanks
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    VCE Maths questions help

    bumppppp
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    VCE Maths questions help

    bump, can someone please answer my questions
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    VCE Maths questions help

    bumppppppp
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    VCE Maths questions help

    This question is for vce maths methods. The second derivative isn't part of the maths methods course. Would a gradient sign test work in this instance to find the value of x for maximum and the value of x for minimum?
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