Mathematics, 23.06.2019 23:20 elha20
Assume that 20% of students at a university wear contact lenses. we randomly pick 200 students. would it be unusual to obtain a sample proportion of 22%? answer by calculating the appropriate z-score. round to two decimal places when necessary.
Answers: 2
Mathematics, 21.06.2019 15:30
Astore manager records the total visitors and sales, in dollars, for 10 days. the data is shown in the scatter plot. what conclusion can the store manager draw based on the data? question 3 options: an increase in sales causes a decrease in visitors. an increase in sales is correlated with a decrease in visitors. an increase in visitors is correlated with an increase in sales.
Answers: 1
Mathematics, 21.06.2019 16:30
Translate this phrase into an algebraic expression. 21 more than twice goran's savings use the variable g to represent goran's savings. need to know fast.
Answers: 1
Mathematics, 21.06.2019 19:30
Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?
Answers: 1
Assume that 20% of students at a university wear contact lenses. we randomly pick 200 students. woul...
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