Critical Values. In Exercises 21–24, refer to the information in the given exercise and do the following. a. Find the critical value(s).
b. Using a significance level of a = 0.05, should we reject H0 or should we fail to reject H0?

#24. Exercise 20

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Create a graph for the demand for starfish using the following data table: quantity/price of starfish quantity (x axis) of starfish in dozens price (y axis) of starfish per dozen 0 8 2 6 3 5 5 2 7 1 9 0 is the relationship between the price of starfish and the quantity demanded inverse or direct? why? how many dozens of starfish are demanded at a price of five? calculate the slope of the line between the prices of 6 (quantity of 2) and 1 (quantity of 7) per dozen. describe the line when there is a direct relationship between price and quantity.

Factor the polynomial. b^2 + 4b + 4