Mathematics, 14.05.2021 05:20 andrejr0330jr
The mean on a statewide geography test is 80 with a standard deviation of 12. West county sample the scores of some of his students and reported a mean of 77 with a margin of error of + or - 1.7. what's the nearest whole number how many students were in West County's sample? And what is the range of reasonable means for West County's sample?
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The mean on a statewide geography test is 80 with a standard deviation of 12. West county sample th...
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