Mathematics, 22.10.2019 03:50 james234886
The overhead reach distances of adult females are normally distributed with a mean of 197.5 cm and a standard deviation of 8.6 cm.
a. find the probability that an individual distance is greater than 206.80 cm.
b. find the probability that the mean for 15 randomly selected distances is greater than 196.20 cm.
c. why can the normal distribution be used in part (b), even though the sample size does not exceed 30?
Answers: 2
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Mathematics, 22.06.2019 03:00
The seventh-grade students at charleston middle school are choosing one girl and one boy for student council. their choices for girls are michaela (m), candice (c), and raven (r), and for boys, neil (n), barney (b), and ted (t). the sample space for the combined selection is represented in the table. complete the table and the sentence beneath it.
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Mathematics, 22.06.2019 03:30
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