Mathematics, 05.06.2020 21:58 andrecoral105
Based upon extensive data from a national high school educational testing program, the standard deviation of national test scores for mathematics was found to be 121 points. If a sample of 256 students are given the test, what would be the standard error of the mean?
Answers: 3
Mathematics, 21.06.2019 16:20
Consider the function y = f(x)=3^x the values of f(1/2) and f(1/4). rounded to the nearest hundredth, are__and__ respectively
Answers: 3
Mathematics, 21.06.2019 23:30
Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earned $75 in interest.how much interest will she earn during the following year?
Answers: 2
Based upon extensive data from a national high school educational testing program, the standard devi...
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