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Maths Puzzle
Numerical Ability
Sam emptied his collection of nickels and dimes on his bed. If his 46 coins were worth $3.10, how many coins of each type did he have?
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I can not figure out how to do algebric word problems. Not one.
If 2 is added to five times a number, the result is equal to 5 more than four times the number. find the number.
Simple Anova
Exercise 12.7
(a) Use Excel, MegaStaqt, or Minitab to calculate a matrix of correlation coefficients.
(b) Calculate the critical valu