Mathematics, 10.04.2020 21:54 debnkids691
Colin wants to find out how using fins increases swimming speed. If an independent groups design is used, the researcher would manipulate the variable by:
a. randomly requiring half the swimmers to swim without fins and the other half to swim with fins.
b. having all swimmers first swim without fins and then with fins.
c. having half the swimmers first swim without fins and then with fins and having the other half swim first with fins and then without fins.
d. requiring all swimmers to first swim with fins and then without fins.
Answers: 3
Mathematics, 21.06.2019 18:40
Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.
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Mathematics, 21.06.2019 22:20
Question 5 of 10 2 points if a population is a sample of the population could be a. registered voters; all citizens o o b. baptists; all religious people o c. people who purchased shoes; all customers o d. the entire school faculty; math teachers
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Mathematics, 22.06.2019 00:00
City l has a temperature of −3 °f. city m has a temperature of −7 °f. use the number line shown to answer the questions: number line from negative 8 to positive 8 in increments of 1 is shown. part a: write an inequality to compare the temperatures of the two cities. (3 points) part b: explain what the inequality means in relation to the positions of these numbers on the number line. (4 points) part c: use the number line to explain which city is warmer. (3 points)
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Colin wants to find out how using fins increases swimming speed. If an independent groups design is...
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