Mathematics, 02.07.2020 01:01 princess6039
The head circumference is measured for 25 girls and their younger twin sisters. The mean of the older twin girls was 50.23 cm and the mean of the younger twins was 49.96 cm. The standard deviation of the differences was 1 cm. Is this difference significant at a significance level of 5% (i. e., α = 0.05)?
Answers: 3
Mathematics, 21.06.2019 23:30
The triangle shown has a hypotenuse with a length of 13 feet. the measure of angle a is 20 degrees. and the measure of angle b is 70 degrees. which of the following is closest to the length, in feet, of line segment ac? no need to use a calculator to find the trig numbers. each function is listed below. 4.4 5 12.2 35.7
Answers: 2
The head circumference is measured for 25 girls and their younger twin sisters. The mean of the olde...
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