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USE R AND SHOW CODES!! 1.a. An investigator is interested in comparing the cardiovascular fitness of elite...

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Statistics

USE R AND SHOW CODES!!

1.a. An investigator is interested in comparing thecardiovascular fitness of elite runners on three different trainingcourses. course one is at, course 2 has graded inclines, and

course three includes steep inclines, Ten runners were involvedfor each course. Heart rates measured on each course are as thefollowing table

Course 1 Course 2 Course 3

132 135 138

143 148 148

135 138 141

128 131 139

141 141 150

150 156 161

131 134 138

150 156 162

142 145 151

139 165 160

Is there a significant difference in the mean heart rates ofrunners on three courses? alpha= 0:05

1.b. The following data is collected on the enzyme activity ofMPI (mannose-6-phosphate isomerase) and MPI genotypes separated formale and female.

a. Is there any significant difference between male andfemale?

b. Is there any significant difference between genotypes?

c. Is there any interaction between sex and genotypes?

DATA

Genotype Female Male

FF 2.838 1.884

4.216 2.889

4.198 2.283

4.939 3.486

FS 3.55 2.396

4.556 2.956

3.087 3.105

1.943 2.649

SS 3.620 2.801

3.079 3.421

3.586 4.275

2.669 3.110

Answer & Explanation Solved by verified expert
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1aOneway ANOVA is used to compare means from    See Answer
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