State whether you think the difference between what occurred and what you would expect by chance is statistically significant.You draw a card at random from a deck of cards and replace it. You repeat this 100 times and get an ace 40 times.

A. Statistically significant
B. Not statistically significant


Answer: A

Mathematics

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Evaluate the expression.

A.  
B.
C.  
D.  

Mathematics

Two cards are dealt without replacement from a well shuffled deck of cards. Find the probability that the first card is a two or a nine.

What will be an ideal response?

Mathematics

Solve the problem.Encode the following message: Do not give upBreak the message into groups of two letters and use the matrix M = 

A.  ,  ,  ,  
B.  ,  ,  , ,  , 
C.  ,  ,  ,  ,  , 
D.   ,  ,  ,  ,  , 

Mathematics

Determine whether the equation has real number solutions.8 - 2a2 = -2a + 2

A. No real solutions B. Real solutions

Mathematics