Wednesday
June 19, 2013

# Posts by Hanna

Total # Posts: 108

Statistics
Hi again. I did more studying on testing the hypothesis and tried the problem again. Can you check if it is correct? a) I made Ho=2/3, Ha=otherwise. I did the z test and got z=-0.0508. I think this means that 5.08% of the time, the sample will differ by AT LEAST as much as wha...

Statistics
For the hypothesis test, if i were to use significance level of .10. Is the two tailed critical z value equal to + or - 1.645? Since z (-0.5873) is smaller than critical z, I said that Ho should not be rejected so 2/3 figure is NOT implausible for kissing behavior. Is this cor...

Statistics
Hi, I understand that part now and got -0.5873 as the z value. However, I do not know how to find the critical z value for the two-tailed test, and without a given alpha value. Also, if I am correct, this hypothesis corresponds to part b) of the question? Can you give me sugge...

Statistics
I really need help with this problem. I am not sure what the question is asking and how to approach it! Thanks in advance! Its known that 2/3 of humans have a dominant right foot or eye. Is there also a right-sided dominance in kissing behaviour? In a sample of 124 kissing cou...

science
how is quartz seen in the make-up of granite?

english language arts
seed folk

math
The math team in addville travled to subtractville for a math compertition. The bus averaged 40 mph from addville to subtractville but adveraged 60 mph during the return trip. What was the adverage speed of the bus for the entire trip? Thats the story problem i have to solve. ...

math
1-3 2-4 3-5 4-2 5-1 or it may be this, sorry for not being sure

math
1-3 2-4 5-1 ??? im not quite sure though

ALGEBRA
3x + 3y +xy I think that is one of them

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