Mathematics, 07.12.2021 18:10 jonesromari
The ratio of girls to boys is 5:3 in a class. If there are 15 girls in the class, what is the class size? What is the unit ratio?
Answers: 3
Mathematics, 21.06.2019 14:00
Suppose a man is heterozygous for heterochromia, an autosomal dominant disorder which causes two differentâcolored eyes in an individual, produced 25âoffspring with his normalâeyed wife. of their children, 15 were heterochromatic and 10 wereânormal. calculate the chiâsquare value for this observation.
Answers: 1
Mathematics, 21.06.2019 15:00
Asmall foreign car gete 42 miles per gallon and user 35 gallons on a trip.gasoline costs $1.05 per gallon.what was the cost of gasoline per mile driver?
Answers: 3
Mathematics, 21.06.2019 18:30
Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.
Answers: 1
Mathematics, 21.06.2019 23:00
In trapezoid abcd, ac is a diagonal and â abcâ
â acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.
Answers: 3
The ratio of girls to boys is 5:3 in a class. If there are 15 girls in the class, what is the class...
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