Mathematics, 15.07.2020 03:01, eguzmandpandoracom
Dr. Cwetna recorded all of the grades on a unit test on the chart below. 1. What is the mean and standard deviation of the distribution of individual grades? (30 point) x = 82.75 σ = 10.65 2. In your own words, explain HOW to find the standard deviation of this data set. (20 points) 3. What does the standard deviation tell you about this data? (20 points) PL I NEED THIS BY TODAY PL
Answers: 1
Mathematics, 21.06.2019 13:30, 24lbriscoe
Determine whether the graphs of y=8x+5 and -y=8x-5 are parallel, perpendicular, coincident, or none of these. a. coincident b. parallel c. perpendicular d. none of these
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Mathematics, 21.06.2019 14:00, jess4kids
Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)
Answers: 3
Mathematics, 21.06.2019 20:30, ellie55991
Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )
Answers: 3
Dr. Cwetna recorded all of the grades on a unit test on the chart below. 1. What is the mean and sta...
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