1regular exercise is supposed to make your heart stronger

Reference no: EM13353916

1. Regular exercise is supposed to make your heart stronger and lower the resting pulse rate. 91 individuals reported their normal levels of exercise are 0 = minimal, 1 = moderate, 2 = heavy. Their resting heart rates were measured.

The pooled estimate of the standard deviation, s, is
A. 3.26.
B. 10.64.
C. 10.28.

2. Regular exercise is supposed to make your heart stronger and lower the resting pulse rate. 91 individuals reported their normal levels of exercise are 0 = minimal, 1 = moderate, 2 = heavy. Their resting heart rates were measured. A partial ANOVA table is given below.

The F statistic for the ANOVA test is
A. F = 1.91.
B. F = 0.0433.
C. F = 1.87.

3. Regular exercise is supposed to make your heart stronger and lower the resting pulse rate. 91 individuals reported their normal levels of exercise are 0 = minimal, 1 = moderate, 2 = heavy. Their resting heart rates were measured. A partial ANOVA table is given below.

The F statistic for the ANOVA test is 1.91. What is the P-value for the test?
A. p > 0.10.
B. 0.05 < p < 0.10.
C. p < 0.05.

Reference no: EM13353916

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