Is there a difference in the amount of time it takes to develop anemia

in patients with Head and Neck, Breast, Lung, and GI-Colorectal cancer?
a)    H0: There is a significant difference in the amount of time it takes to develop anemia in patients with Head and Neck, Breast, Lung, and GI-Colorectal cancer.
Ha: There is no significant difference in the amount of time it takes to develop anemia in patients with Head and Neck, Breast, Lung, and GI-Colorectal cancer.
b)   H0: There is no significant difference in the amount of time it takes to develop anemia in patients with Head and Neck, Breast, Lung, and GI-Colorectal cancer.
Ha: There is a significant difference in the amount of time it takes to develop anemia in patients with Head and Neck, Breast, Lung, and GI-Colorectal cancer.
c)     H0: There is no significant relationship in the amount of time it takes to develop anemia in patients with Head and Neck, Breast, Lung, and GI-Colorectal cancer.
Ha: There is no significant relationship in the amount of time it takes to develop anemia in patients with Head and Neck, Breast, Lung, and GI-Colorectal cancer.

d)   H0: There is a significant relationship in the amount of time it takes to develop anemia in patients with Head and Neck, Breast, Lung, and GI-Colorectal cancer.
Ha: There is a significant relationship in the amount of time it takes to develop anemia in patients with Head and Neck, Breast, Lung, and GI-Colorectal cancer.

For the previous research question is a one or two sided test indicated?
a)     One sided
b)   Two sided
c)    Either one or two sided
d)   Unable to determine

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