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Q. Show Frequency Tables?
Ans.
A frequency table is used to show how often a piece of data occurs.
Example: Michelle decides to keep track of the number of phone calls she gets in one week. She records the information in a frequency table. Find the mean number of phone calls Michelle receives in a day.
Solution: The mean is given by
The mean number of phone calls Michelle receives in one day is 6.5.
Estimation of population mean If the sample size is small (n In this case Population mean µ = x¯ ± tS x¯ x¯ = Sample mean S x¯ = s/√n S = standard deviation
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disadvantages of vam
Comparison Test for Improper Integrals Here now that we've seen how to actually calculate improper integrals we should to address one more topic about them. Frequently we ar
5645.356 turn into fraction
Reduce the following rational expression to lowest terms. x 2 - 2 x - 8/ x 2 - 9 x + 20 Solution When reducing a rational expressio
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4 1/2 ----2----1/3=3
Reasons why we start division : The reason we start division by considering the digit in the leftmost place is efficiency and ease . For instance, suppose we divide 417 by 3, we
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