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How do you calculate Z and T scores?
z=(x-mean)/(standard deviation of population distribution/square root of sample size) T-score is for when you don't have pop. standard deviation and must use sample s.d. as a substitute. t=(x-mean)/(standard deviation of sampling distribution/square root of sample size)
What is the p value of a test statistic of 1.369?
The answer depends on what the test statistic is: a t-statistic, z-score, chi square of something else.
If four coins are tossed what is the probability of 2 heads 2 tails?
4 coins tossed could have the following patterns T T T T T T T H, T T H T, T H T T, H T T T T T H H, T H T H, T H H T, H H T T, H T H T, H T T H H H H T, H H T H, H T H H, T H H H H H H H Odds of 2H&2T = 6/16 = .375
What is the meaning of hypothesis in statistics?
A hypothesis is the first step in running a statistical test (t-test, chi-square test, etc.) A NULL HYPOTHESIS is the probability that what you are testing does NOT occur. An ALTERNATIVE HYPOTHESIS is the probability that what you are testing DOES occur.
If two ordinary coins are tossed write out a sample space?
Coin 1 H T or T H Coin 2 H T or T H 4 Combining H T T H H T T H From this table the result can be 2 x H 2 x T H T or T H
What is the area for a square?
Area = t2 (t multiplied by t) ,where t = length of the square's side
How do you factor 19 - t squared?
(the square root of 19 - t)(t + the square root of 19)
How could you use t-square in a sentence?
Please hand me the T-square.
The side of a square has a length of 7t What is the AREA of the square?
49 square t
What t-square look a like?
The letter T. The "square" in the name refers to the right angles formed where the horizontal of the T meets the top of the vertical.
What is the square root of t15th?
Note that t15 contains the perfect square factor of t14. We can rewrite the expression as: √(t * t14) = √(t * (t7)²) = t7√t
What is the quotient of the square of a number t and 14?
t^2 ------ 14
Who invent the t-square?
Warren Mallillin Taguibao (1200-1293) a filipino invented the T-square(in our time now) during his hard work in school making 90deg.perfect lines. Apparently he invented the T-square by making an ordinary ruler with an head called the "T".
If the square of t is less than one half of t what is the possible value for t?
t.5 or 1/2t
What is removable t-square?
Kinds of T-squareFixed headRemovable headAdjustable head
What is the use of t-square?
A T-Square is a drafting tool for drawing straight horizontal and vertical lines, relative to the edge of the drafting board.
What is the square root of toast?
|t| √(oas)
