Mathematics, 16.11.2019 05:31 millieD77
Afashion designer wants to know how many new dresses women buy each year. assume a previous study found the standard deviation to be 1.2. she thinks the mean is 7.9 dresses per year. what is the minimum sample size required to ensure that the estimate has an error of at most 0.12 at the 90% level of confidence? round your answer up to the next integer.
Answers: 2
Mathematics, 21.06.2019 14:30
Will mark brainliest with 20 points! the table shows how far object 1 traveled as a function of time. *time (seconds) - 2 4 6 8 *distance traveled (feet) - 18 36 54 72 the equation shows how far object 2 traveled in feet as a function of time in minutes. *f(x) = 10x which object traveled at a faster speed? justify your response.
Answers: 1
Mathematics, 21.06.2019 21:30
Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups
Answers: 3
Mathematics, 22.06.2019 02:10
Iknow the answer but the calculator doesn't seem to give the right one
Answers: 1
Mathematics, 22.06.2019 03:00
If 0° ⤠θ ⤠90° and cosθ = 11 15 , what is the value of sin (90° - θ)? a) 11 /15 b) 15/ 11 c) 15 /4 d) 4/15
Answers: 2
Afashion designer wants to know how many new dresses women buy each year. assume a previous study fo...
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