In a grouped frequency distribution, one interval is listed as 50-59 . Assuming that the scores are measuring a continuous variable, what are the real limits for this interval?
a. 50 and 59 c. 49.5 and 59.5
b. 50.5 and 59.5 d. 49.5 and 60.5
Question 2
A biologist records the number of trout, bass, perch, and other types of fish caught in a local lake during a 2-week period. If the results are organized in a frequency distribution table, what values would be listed in the first column?
a. Frequencies c. The 14 days
b. Different types of fish d. The days of the week
Geographic distribution of coccidiomycosis.
How to calculate the mean for grouped data
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Change in the frequency of a lethal recessive allele, a